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com.xmlcalabash.drivers.CalabashTask Maven / Gradle / Ivy
/*
* CalabashTask.java
*
* Copyright 2012 Mentea.
* All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common
* Development and Distribution License("CDDL") (collectively, the
* "License"). You may not use this file except in compliance with the
* License. You can obtain a copy of the License at
* https://xproc.dev.java.net/public/CDDL+GPL.html or
* docs/CDDL+GPL.txt in the distribution. See the License for the
* specific language governing permissions and limitations under the
* License. When distributing the software, include this License Header
* Notice in each file and include the License file at docs/CDDL+GPL.txt.
*/
package com.xmlcalabash.drivers;
import java.io.File;
import java.io.PrintStream;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Vector;
import javax.xml.transform.URIResolver;
import com.xmlcalabash.util.Input.Type;
import com.xmlcalabash.util.UserArgs;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.DirectoryScanner;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.PropertyHelper;
import org.apache.tools.ant.taskdefs.LogOutputStream;
import org.apache.tools.ant.taskdefs.MatchingTask;
import org.apache.tools.ant.types.CommandlineJava;
import org.apache.tools.ant.types.Environment;
import org.apache.tools.ant.types.Mapper;
import org.apache.tools.ant.types.PropertySet;
import org.apache.tools.ant.types.Resource;
import org.apache.tools.ant.types.ResourceCollection;
import org.apache.tools.ant.types.resources.FileResource;
import org.apache.tools.ant.types.resources.Resources;
import org.apache.tools.ant.types.resources.Union;
import org.apache.tools.ant.util.FileNameMapper;
import org.xml.sax.EntityResolver;
import static com.xmlcalabash.util.Input.Type.DATA;
import static com.xmlcalabash.util.Input.Type.XML;
import static java.lang.Long.MAX_VALUE;
import static java.util.Arrays.asList;
/**
* Ant task to run Calabash.
*
* Owes a lot to Ant's <xslt> task, but this task can't become
* part of Ant because this task relies on Calabash, which is licensed
* under LGPL.
*
* @author MenteaXML
*/
public class CalabashTask extends MatchingTask {
/*
* Ant can reuse a Task multiple times in the one build file, so
* all of these fields need to be reset to their initial values
* at the end of evaluate().
*
* Fields with null or false initial value are explicitly set so
* it's obvious what to reset them to at the end of evaluate().
*
* Fields vaguely follow the sequence input, pipeline, output,
* then the rest.
*/
private UserArgs userArgs = new UserArgs();
/**
* Input ports and the resources associated with each.
*/
private Map> inputResources = new HashMap>();
/**
* Input ports and the mapper associated with each.
*/
private Map inputMappers = new HashMap();
/**
* Where to find the source XML file, default is the project's basedir
*/
private File baseDir = null;
/**
* Port of the pipeline input. As attribute.
*/
private String inPort = null;
/**
* URI of the input XML. As attribute.
*/
private Resource inResource = null;
/**
* Type of the input resource.
*/
private Type inType = XML;
/**
* Whether the build should fail if the nested resource collection is empty.
*/
private boolean failOnNoResources = true;
/**
* The pipeline to run as a {@link org.apache.tools.ant.types.Resource}
*/
private Resource pipelineResource = null;
/**
* destination directory
*/
private File destDir = null;
/**
* Port of the pipeline output. As attribute.
*/
private String outPort = null;
/**
* Resource of the output XML. As attribute.
*/
private Resource outResource = null;
/**
* Output ports and the resources associated with each.
*/
private HashMap outputResources = new HashMap();
/**
* Output ports and the mapper associated with each.
*/
private Map outputMappers = new HashMap();
/**
* extension of the files produced by pipeline processing
*/
private String targetExtension = "-out.xml";
/**
* whether target extension has been set from build file
*/
private boolean isTargetExtensionSet = false;
/**
* Whether to fail the build if an error occurs.
*/
private boolean failOnError = true;
/**
* Additional resource collections to process.
*/
private Union resources = new Union();
/**
* Whether to use the implicit fileset.
*/
private boolean useImplicitFileset = true;
/**
* Whether to process all files in the included directories as well.
*/
private boolean performDirectoryScan = true;
/**
* Mapper to use when a set of files gets processed.
*/
private FileNameMapper mapper = null;
/**
* force output of target files even if they already exist
*/
private boolean force = false;
/**
* System properties to set during transformation.
*/
private CommandlineJava.SysProperties sysProperties =
new CommandlineJava.SysProperties();
/**
* The list of parameters.
*/
private List parameters = new ArrayList();
/**
* The list of options.
*/
private List options = new ArrayList ();
/**
* The list of steps.
*/
private List steps = new ArrayList();
/* End of fields to reset at end of execute(). */
/**
* Set the base directory; optional, default is the project's basedir.
*
* @param dir the base directory
*/
public void setBasedir(File dir) {
baseDir = dir;
}
/**
* Set the input port name. optional, default is the first unmatched pipeline input port.
*
* @param port the port name
*/
public void setInPort(String port) {
inPort = port;
}
/**
* Set the input resource. optional, implicit and/or explicit fileset will be used if this and outResource are not
* set.
*
* @param inResource the {@link org.apache.tools.ant.types.Resource}
*/
public void setIn(Resource inResource) {
this.inResource = inResource;
}
/**
* Set the input type. optional, default is XML. This is used for the implicit and / or explicit fileset or the
* {@code in} attribute value.
*
* @param inType the input type
*/
public void setInType(Type inType) {
this.inType = inType;
}
/**
* Work with an instance of an {@code ());
}
for (Resource resource : resources.listResources()) {
inputResources.get(port).add(new TypedResource(resource, input.getType(), input.getContentType()));
}
}
}
/*
* Whether the build should fail if the nested resource collection is empty.
*/
public void setFailOnNoResources(boolean b) {
failOnNoResources = b;
}
/**
* Set the pipeline. optional, nested <pipeline> will be used if not set.
*
* @param pipeline pipeline location
*/
public void setPipeline(Resource pipeline) {
try {
userArgs.setPipeline(pipeline.getInputStream(), pipeline.toString());
this.pipelineResource = pipeline;
} catch (Exception e) {
handleError(e);
}
}
/**
* Add a nested <pipeline> element.
*
* @param pipeline the configured Resources object represented as <pipeline>.
*/
public void addConfiguredPipeline(UseableResources pipeline) {
if (!pipeline.shouldUse()) {
log("Skipping pipeline as it is configured to be unused.", Project.MSG_DEBUG);
return;
}
if (pipeline.size() == 0) {
return;
}
if (pipeline.size() > 1) {
handleError("The pipeline element must be specified with at most one nested resource.");
}
setPipeline((Resource) pipeline.iterator().next());
}
/**
* Set the destination directory into which the XSL result
* files should be copied to;
* required, unless in and out are
* specified.
*
* @param dir the name of the destination directory
*/
public void setDestdir(File dir) {
destDir = dir;
}
/**
* Set the output port name.
* optional, default is the first unmatched pipeline output port.
*
* @param port the port name
*/
public void setOutPort(String port) {
outPort = port;
}
/**
* Set the output resource.
* optional, implicit and/or explicit fileset will be used if this
* and inResource are not set.
*
* @param outResource the {@link org.apache.tools.ant.types.Resource}
*/
public void setOut(Resource outResource) {
this.outResource = outResource;
}
/**
* Work with an instance of an <output> element already configured by Ant.
*
* @param o the configured Port
*/
public void addConfiguredOutput(Port o) {
if (!o.shouldUse()) {
log("Skipping output '" + o.getPort() + "' as it is configured to be unused.", Project.MSG_DEBUG);
return;
}
String port = o.getPort();
FileNameMapper outputMapper = o.getMapper();
Union resources = o.getResources();
if (port == null) {
port = outPort;
}
if (outputMapper != null && resources.size() != 0) {
handleError("Both mapper and fileset on output port: " + port);
return;
}
if (outputMapper != null) {
if (outputResources.containsKey(port)) {
handleError("Mapper used on output port that already has resources: " + port);
return;
}
if (outputMappers.containsKey(port)) {
handleError("Mapper used on output port that already has a mapper: " + port);
return;
}
outputMappers.put(port, outputMapper);
} else {
if (outputMappers.containsKey(port)) {
handleError("Resources used on output port that already has a mapper: " + port);
return;
}
if (!outputResources.containsKey(port)) {
outputResources.put(port, new Union());
}
outputResources.get(port).add(resources);
}
}
/**
* Set the desired file extension to be used for the target;
* optional, default is '-out.xml'.
*
* @param name the extension to use
*/
public void setExtension(String name) {
targetExtension = name;
isTargetExtensionSet = true;
}
/*
* Whether any errors should make the build fail.
*/
public void setFailOnError(boolean b) {
failOnError = b;
}
/**
* Adds a collection of resources to process in addition to the
* given file or the implicit fileset.
*
* @param rc the collection of resources to style
*/
public void add(ResourceCollection rc) {
resources.add(rc);
}
/**
* Whether to use the implicit fileset.
*
* Set this to false if you want explicit control with nested resource collections.
*
* @param useimplicitfileset set to true if you want to use implicit fileset
*/
public void setUseImplicitFileset(boolean useimplicitfileset) {
useImplicitFileset = useimplicitfileset;
}
/**
* Whether to process all files in the included directories as well;
* optional, default is true.
*
* @param b true if files in included directories are processed.
*/
public void setScanIncludedDirectories(boolean b) {
performDirectoryScan = b;
}
/**
* Defines the mapper to map source to destination files.
*
* @param mapper the mapper to use
* @throws BuildException if more than one mapper is defined
*/
public void addMapper(Mapper mapper) throws BuildException {
add(mapper.getImplementation());
}
/**
* Adds a nested FileNameMapper.
*
* @param fileNameMapper the mapper to add
* @throws BuildException if more than one mapper is defined
*/
public void add(FileNameMapper fileNameMapper) throws BuildException {
if (mapper != null) {
handleError("Cannot define more than one mapper");
return;
}
mapper = fileNameMapper;
}
/**
* Set whether to check dependencies, or always generate; optional, default is false.
*
* @param force true if always generate.
*/
public void setForce(boolean force) {
this.force = force;
}
/*
* A system property to set during transformation.
*/
public void addSysproperty(Environment.Variable sysp) {
sysProperties.addVariable(sysp);
}
/*
* A set of system properties to set during transformation.
*/
public void addSyspropertyset(PropertySet sysp) {
sysProperties.addSyspropertyset(sysp);
}
/**
* Work with an instance of a <binding> element already configured by Ant.
*
* @param namespace the configured Namespace
*/
public void addConfiguredNamespace(Namespace namespace) {
if (!namespace.shouldUse()) {
log("Skipping namespace '" + namespace.getPrefix() + "=" + namespace.getURI() + "' as it is configured to be unused.", Project.MSG_DEBUG);
return;
}
// prefix and/or uri may have been omitted in build file
// without Ant complaining
if (namespace.getPrefix() == null) {
handleError(" prefix cannot be null");
return;
}
if (namespace.getURI() == null) {
handleError(" URI cannot be null");
return;
}
try {
userArgs.addBinding(namespace.getPrefix(), namespace.getURI());
} catch (Exception e) {
handleError(e);
}
}
/**
* Work with an instance of a <option> element already configured by Ant.
*
* @param option the configured Option
*/
public void addConfiguredOption(Option option) {
if (!option.shouldUse()) {
log("Skipping option '" + option.getName() + "' as it is configured to be unused.", Project.MSG_DEBUG);
return;
}
options.add(option);
}
/**
* Use an {@code } element.
*
* @param option the Option
*/
public void useOption(Option option) {
if (!option.shouldUse()) {
log("Skipping option '" + option.getName() + "' as it is configured to be unused.", Project.MSG_DEBUG);
return;
}
try {
userArgs.addOption(option.getName(), option.getValue());
} catch (Exception e) {
handleError(e);
}
}
/**
* Work with an instance of a <parameter> element already configured by Ant.
*
* @param parameter the configured Parameter
*/
public void addConfiguredParameter(Parameter parameter) {
if (!parameter.shouldUse()) {
log("Skipping parameter '" + parameter.getName() + "' as it is configured to be unused.", Project.MSG_DEBUG);
return;
}
parameters.add(parameter);
}
/**
* Use a {@code } element.
*
* @param parameter the Parameter
*/
public void useParameter(Parameter parameter) {
if (!parameter.shouldUse()) {
log("Skipping parameter '" + parameter.getName() + "' as it is configured to be unused.", Project.MSG_DEBUG);
return;
}
try {
userArgs.addParam(parameter.getPort(), parameter.getName(), parameter.getValue());
} catch (Exception e) {
handleError(e);
}
}
/**
* Set whether to enable debugging output;
* optional, default is false.
*
* @param debug true if enable debug output
*/
public void setDebug(boolean debug) {
try {
userArgs.setDebug(debug);
} catch (Exception e) {
handleError(e);
}
}
/**
* Set whether to enable general values;
* optional, default is false.
*
* @see General values extension
* @param generalValues true if enable general values
*/
public void setGeneralValues(boolean generalValues) {
try {
userArgs.setExtensionValues(generalValues);
} catch (Exception e) {
handleError(e);
}
}
/**
* Set whether xpointer attribute on an XInclude element can be used when parse="text";
* optional, default is false.
*
* @param xPointerOnText true if enable XPointer on text
*/
public void setXPointerOnText(boolean xPointerOnText) {
try {
userArgs.setAllowXPointerOnText(xPointerOnText);
} catch (Exception e) {
handleError(e);
}
}
/**
* Set whether non-XML (text) results can be returned from p:xslt and p:xquery steps,
* default is false.
*
* @param allowTextResults true if text results are allowed
*/
public void setAllowTextResults(boolean allowTextResults) {
try {
userArgs.setAllowTextResults(allowTextResults);
} catch (Exception e) {
handleError(e);
}
}
/**
* Set whether to enable use of XSLT 1.0;
* optional, default is false.
*
* @param useXslt10 true if enable XSLT 1.0 support
*/
public void setUseXslt10(boolean useXslt10) {
try {
userArgs.setUseXslt10(useXslt10);
} catch (Exception e) {
handleError(e);
}
}
/**
* Set whether to automatically translate between JSON and XML;
* optional, default is false.
*
* @param transparentJSON true if enable translation
*/
public void setTransparentJSON(boolean transparentJSON) {
try {
userArgs.setTransparentJSON(transparentJSON);
} catch (Exception e) {
handleError(e);
}
}
/**
* Set the desired JSON flavor.
*
* @param jsonFlavor the flavor of JSON/XML transformation to use
*/
public void setJSONFlavor(String jsonFlavor) {
try {
userArgs.setJsonFlavor(jsonFlavor);
} catch (Exception e) {
handleError(e);
}
}
/**
* Set the path to the file where profile information should be written to, or {@code -} for stdout.
*
* @param profileFile the path to the file where profile information should be written to, or {@code -} for stdout
*/
public void setProfileFile(Resource profileFile) {
try {
userArgs.setProfile(profileFile.getOutputStream());
} catch (Exception e) {
handleError(e);
}
}
/**
* Add a nested {@code } element.
*
* @param profile the configured Resources object represented as {@code }
*/
public void addConfiguredProfile(UseableResources profile) {
if (!profile.shouldUse()) {
log("Skipping profile as it is configured to be unused.", Project.MSG_DEBUG);
return;
}
if (profile.size() == 0) {
return;
}
if (profile.size() > 1) {
handleError("The profile element must be specified with at most one nested resource.");
}
setProfileFile((Resource) profile.iterator().next());
}
/**
* Request a specific edition of Saxon. Must be {@code he} (default), {@code pe} or {@code ee}.
*
* @param saxonProcessor the edition of Saxon that should be used, must be {@code he} (default), {@code pe} or {@code ee}
*/
public void setSaxonProcessor(String saxonProcessor) {
try {
userArgs.setSaxonProcessor(saxonProcessor);
} catch (Exception e) {
handleError(e);
}
}
/**
* Load the specified Saxon configuration file.
*
* @param saxonConfigFile the path to the Saxon configuration file to be loaded
*/
public void setSaxonConfigFile(Resource saxonConfigFile) {
try {
userArgs.setSaxonConfig(saxonConfigFile.getInputStream(), saxonConfigFile.toString());
} catch (Exception e) {
handleError(e);
}
}
/**
* Add a nested {@code } element.
*
* @param saxonConfig the configured Resources object represented as {@code }
*/
public void addConfiguredSaxonConfig(UseableResources saxonConfig) {
if (!saxonConfig.shouldUse()) {
log("Skipping saxonConfig as it is configured to be unused.", Project.MSG_DEBUG);
return;
}
if (saxonConfig.size() == 0) {
return;
}
if (saxonConfig.size() > 1) {
handleError("The saxonConfig element must be specified with at most one nested resource.");
}
setSaxonConfigFile((Resource) saxonConfig.iterator().next());
}
/**
* Specify whether schema-aware processing should be done.
*
* @param schemaAware whether schema-aware processing should be done
*/
public void setSchemaAware(boolean schemaAware) {
try {
userArgs.setSchemaAware(schemaAware);
} catch (Exception e) {
handleError(e);
}
}
/**
* Specify whether "safe" execution should be done.
*
* @param safeMode whether "safe" execution should be done
*/
public void setSafeMode(boolean safeMode) {
try {
userArgs.setSafeMode(safeMode);
} catch (Exception e) {
handleError(e);
}
}
/**
* Specify a particular configuration file to be loaded.
*
* @param configFile the path to a particular configuration file to be loaded
*/
public void setConfigFile(Resource configFile) {
try {
userArgs.setConfig(configFile.getInputStream(), configFile.toString());
} catch (Exception e) {
handleError(e);
}
}
/**
* Add a nested {@code } element.
*
* @param config the configured Resources object represented as {@code }
*/
public void addConfiguredConfig(UseableResources config) {
if (!config.shouldUse()) {
log("Skipping config as it is configured to be unused.", Project.MSG_DEBUG);
return;
}
if (config.size() == 0) {
return;
}
if (config.size() > 1) {
handleError("The config element must be specified with at most one nested resource.");
}
setConfigFile((Resource) config.iterator().next());
}
/**
* Specify the default style for p:log output. Must be {@code off}, {@code plain}, {@code wrapped} (default), or {@code directory}.
*
* @param logStyle the default style for p:log output, must be {@code off}, {@code plain}, {@code wrapped} (default), or {@code directory}
*/
public void setLogStyle(String logStyle) {
try {
userArgs.setLogStyle(logStyle);
} catch (Exception e) {
handleError(e);
}
}
/**
* Specify a resolver class for entity resolution.
*
* @param entityResolver the resolver class for entity resolution
*/
public void setEntityResolver(Class entityResolver) {
try {
userArgs.setEntityResolverClass(entityResolver.getName());
} catch (Exception e) {
handleError(e);
}
}
/**
* Specify a resolver class for URI resolution.
*
* @param uriResolver the resolver class for URI resolution
*/
public void setURIResolver(Class uriResolver) {
try {
userArgs.setUriResolverClass(uriResolver.getName());
} catch (Exception e) {
handleError(e);
}
}
/**
* Add a nested {@code } element.
*
* @param libraries the configured Resources object represented as {@code }.
*/
@SuppressWarnings("unchecked")
public void addConfiguredLibrary(UseableResources libraries) {
if (!libraries.shouldUse()) {
log("Skipping library as it is configured to be unused.", Project.MSG_DEBUG);
return;
}
try {
for (Iterator iterator = libraries.iterator(); iterator.hasNext(); ) {
Resource library = iterator.next();
userArgs.addLibrary(library.getInputStream(), library.toString());
}
} catch (Exception e) {
handleError(e);
}
}
/**
* Add a nested {@code } element.
*
* @param step the configured Step object represented as {@code }.
*/
public void addConfiguredStep(Step step) {
if (!step.shouldUse()) {
log("Skipping step '" + step.getName() + "' as it is configured to be unused.", Project.MSG_DEBUG);
return;
}
if (step.getName() == null) {
handleError("Steps must have their 'name' attribute set");
}
steps.add(step);
}
/**
* Do the work.
*/
public void execute() {
if (((inResource != null) || (resources.size() != 0) || !inputResources.isEmpty() || !inputMappers.isEmpty())
&& !steps.isEmpty()) {
handleError("if steps are given, only active inputs nested in these steps are supported");
}
if (!parameters.isEmpty() && !steps.isEmpty()) {
handleError("if steps are given, only active parameters nested in these steps are supported");
}
if (!options.isEmpty() && !steps.isEmpty()) {
handleError("if steps are given, only active options nested in these steps are supported");
}
if ((pipelineResource != null) && !pipelineResource.isExists()) {
handleError("pipeline '" + pipelineResource.getName() + "' does not exist");
return;
}
if (inResource != null && !inResource.isExists()) {
handleError("input file '" + inResource.getName() + "' does not exist");
return;
}
if (inResource != null && resources.size() != 0) {
handleError("'in' and explicit filesets cannot be used together.");
return;
}
if ((inResource != null || outResource != null) && useImplicitFileset) {
log("'in' and/or 'out' cannot be used with implicit fileset: ignoring implicit fileset.", Project.MSG_VERBOSE);
useImplicitFileset = false;
}
if (!steps.isEmpty() && useImplicitFileset) {
log("steps cannot be used with implicit fileset: ignoring implicit fileset.", Project.MSG_VERBOSE);
useImplicitFileset = false;
}
if (outResource != null && mapper != null) {
handleError("Nested for default output and 'out' cannot be used together.");
return;
}
if ((outputMappers.containsKey(outPort) ||
outputResources.containsKey(outPort)) &&
mapper != null) {
handleError("Nested and port for default output cannot be used together.");
return;
}
if (outResource != null && isTargetExtensionSet) {
handleError("'extension' and 'out' cannot be used together.");
return;
}
if (isTargetExtensionSet && mapper != null) {
handleError("'extension' and nested cannot be used together.");
return;
}
try {
if (baseDir == null) {
baseDir = getProject().getBaseDir();
}
if (sysProperties.size() > 0) {
sysProperties.setSystem();
}
//-- make sure destination directory exists...
checkDest();
// if we have an in file or out file then process them
if (inResource != null) {
Input i = new Input();
i.setPort(inPort);
i.add(inResource);
i.setType(inType);
addConfiguredInput(i);
}
// Since processing specified inputs, use outResource too
if (outResource != null) {
Port o = new Port();
o.setPort(outPort);
o.add(outResource);
addConfiguredOutput(o);
}
if (outputResources.containsKey(outPort)
&& (isTargetExtensionSet || mapper != null)) {
handleError("Either 'out' or corresponding to default output port and either 'extension' or nested for naming output cannot be used together.");
return;
}
for (Parameter parameter : parameters) {
useParameter(parameter);
}
for (Option option : options) {
useOption(option);
}
// If neither implicit or explicit fileset, assume user
// knows what they're doing even though there may be no
// input or output ports.
if (!useImplicitFileset && resources.size() == 0) {
Map> useInputResources = new HashMap>();
// Any fixed resources on any input ports.
useInputResources.putAll(inputResources);
// Any mapped resources on non-inPort input ports.
for (String port : inputMappers.keySet()) {
TypedFileNameMapper inputMapper = inputMappers.get(port);
for (TypedResource typedResource : inputResources.get(inPort)) {
String[] inputFileNames = inputMapper.mapFileName(typedResource.getResource().getName());
// Mapper may produce zero or more filenames,
// which may or may not be what was wanted but
// only the user will know that.
if (inputFileNames != null) {
List mappedResources = new ArrayList();
for (String fileName : inputFileNames) {
FileResource mappedResource = new FileResource(baseDir, fileName);
if (mappedResource.isExists()) {
mappedResources.add(new TypedResource(mappedResource, inputMapper.getType(), inputMapper.getContentType()));
} else {
log("Skipping non-exstent mapped resource: " + mappedResource.toString(), Project.MSG_DEBUG);
}
}
useInputResources.put(port, mappedResources);
}
}
}
HashMap useOutputResources = new HashMap();
useOutputResources.putAll(outputResources);
if (outputMappers.size() != 0) {
for (TypedResource typedResource : inputResources.get(inPort)) {
// Add any mapped resources on output ports.
for (String port : outputMappers.keySet()) {
FileNameMapper outputMapper = outputMappers.get(port);
String[] outputFileNames = outputMapper.mapFileName(typedResource.getResource().getName());
// Mapper may produce zero or more filenames,
// which may or may not be what was wanted but
// only the user will know that.
if (outputFileNames != null) {
Union outputResources = new Union();
for (String fileName : outputFileNames) {
outputResources.add(new FileResource(destDir, fileName));
}
useOutputResources.put(port, outputResources);
}
}
}
}
process(useInputResources, useOutputResources);
} else { // Using implicit and/or explicit filesets
if (useImplicitFileset) {
DirectoryScanner scanner = getDirectoryScanner(baseDir);
log("Pipelining into " + destDir, Project.MSG_INFO);
// Process all the files marked for styling
String[] includedFiles = scanner.getIncludedFiles();
for (int i = 0; i < includedFiles.length; ++i) {
resources.add(new FileResource(baseDir, includedFiles[i]));
}
if (performDirectoryScan) {
// Process all the directories marked for styling
String[] includedDirs = scanner.getIncludedDirectories();
for (int j = 0; j < includedDirs.length; ++j) {
includedFiles = new File(baseDir, includedDirs[j]).list();
for (int i = 0; i < includedFiles.length; ++i) {
resources.add(new FileResource(baseDir, includedDirs[j] + File.separator + includedFiles[i]));
}
}
}
} else { // only resource collections, there better be some
if (resources.size() == 0) {
if (failOnNoResources) {
handleError("no resources specified");
}
return;
}
}
FileNameMapper useMapper = null;
if (!outputResources.containsKey(outPort)) {
if (mapper != null) {
useMapper = mapper;
} else {
useMapper = new ExtensionMapper();
}
}
// Process implicit and/or explicit resources one at a
// time.
for (Resource resource : resources.listResources()) {
log("Resource: " + resource.getName(), Project.MSG_DEBUG);
Map> useInputResources = new HashMap>();
// Any fixed resources on other input ports.
useInputResources.putAll(inputResources);
// The resource.
useInputResources.put(inPort, asList(new TypedResource(resource, inType)));
// Any mapped resources on other input ports.
for (String port : inputMappers.keySet()) {
TypedFileNameMapper inputMapper = inputMappers.get(port);
String[] inputFileNames = inputMapper.mapFileName(resource.getName());
// Mapper may produce zero or more filenames,
// which may or may not be what was wanted but
// only the user will know that.
if (inputFileNames != null) {
List mappedResources = new ArrayList();
for (String fileName : inputFileNames) {
FileResource mappedResource = new FileResource(baseDir, fileName);
mappedResources.add(new TypedResource(mappedResource, inputMapper.getType(), inputMapper.getContentType()));
}
useInputResources.put(port, mappedResources);
}
}
HashMap useOutputResources = new HashMap();
useOutputResources.putAll(outputResources);
// FIXME: Why is it necessary to check for null?
if (useMapper != null) {
String[] outFileName = useMapper.mapFileName(resource.getName());
// Require exactly one output for each mapped
// input.
if (outFileName == null || outFileName.length == 0) {
log("Skipping '" + resource.getName() + "' as it cannot be mapped to output.", Project.MSG_VERBOSE);
continue;
} else if (outFileName == null || outFileName.length > 1) {
log("Skipping " + resource.getName() + " as its mapping is ambiguous.", Project.MSG_VERBOSE);
continue;
}
useOutputResources.put(outPort, new Union(new FileResource(destDir, outFileName[0])));
}
// Any mapped resources on other output ports.
for (String port : outputMappers.keySet()) {
FileNameMapper outputMapper = outputMappers.get(port);
String[] outputFileNames = outputMapper.mapFileName(resource.getName());
// Mapper may produce zero or more filenames,
// which may or may not be what was wanted but
// only the user will know that.
if (outputFileNames != null) {
Union outputResources = new Union();
for (String fileName : outputFileNames) {
outputResources.add(new FileResource(destDir, fileName));
}
useOutputResources.put(port, outputResources);
}
}
process(useInputResources, useOutputResources);
}
}
} finally {
// Same instance is reused when Ant runs this task
// again, so reset everything.
userArgs = new UserArgs();
inputResources.clear();
inputMappers.clear();
baseDir = null;
inPort = null;
inResource = null;
inType = XML;
failOnNoResources = true;
pipelineResource = null;
destDir = null;
outPort = null;
outResource = null;
outputResources.clear();
outputMappers.clear();
targetExtension = "-out.xml";
isTargetExtensionSet = false;
failOnError = true;
resources = new Union();
useImplicitFileset = true;
performDirectoryScan = true;
mapper = null;
force = false;
if (sysProperties.size() > 0) {
sysProperties.restoreSystem();
// No way to clear CommandlineJava.SysProperties
sysProperties = new CommandlineJava.SysProperties();
}
parameters.clear();
options.clear();
steps.clear();
}
}
/**
* Process the input file to the output file with the given pipeline.
*
* @param inputResources the map of input ports to resources
* @param outputResources the map of output ports to resources
* @throws BuildException if the processing fails.
*/
@SuppressWarnings("unchecked")
private void process(Map> inputResources, Map outputResources) throws BuildException {
if (!force && (pipelineResource != null)) {
long pipelineLastModified = pipelineResource.getLastModified();
pipelineLastModified = (pipelineLastModified == 0) ? MAX_VALUE : pipelineLastModified;
Collection inputsLastModified = new Vector();
for (String port : inputResources.keySet()) {
for (TypedResource typedResource : inputResources.get(port)) {
long lastModified = typedResource.getResource().getLastModified();
inputsLastModified.add((lastModified == 0) ? MAX_VALUE : lastModified);
}
}
long newestInputLastModified = inputsLastModified.isEmpty() ? MAX_VALUE : Collections.max(inputsLastModified);
Collection outputsLastModified = new Vector();
for (String port : outputResources.keySet()) {
for (Resource resource : outputResources.get(port).listResources()) {
outputsLastModified.add(resource.getLastModified());
}
}
long oldestOutputLastModified = outputsLastModified.isEmpty() ? 0 : Collections.min(outputsLastModified);
log("Newest input time: " + newestInputLastModified, Project.MSG_DEBUG);
log("Oldest output time: " + oldestOutputLastModified, Project.MSG_DEBUG);
log("Pipeline file " + pipelineResource + " time: " + pipelineLastModified, Project.MSG_DEBUG);
if (newestInputLastModified <= oldestOutputLastModified &&
pipelineLastModified <= oldestOutputLastModified) {
log("Skipping because all outputs are newer than inputs and newer than pipeline", Project.MSG_DEBUG);
return;
}
}
try {
for (String port : outputResources.keySet()) {
Union resources = outputResources.get(port);
for (Iterator iterator = resources.iterator(); iterator.hasNext(); ) {
Resource resource = iterator.next();
userArgs.addOutput(port, resource.getOutputStream());
}
}
for (String port : inputResources.keySet()) {
for (TypedResource typedResource : inputResources.get(port)) {
Resource resource = typedResource.getResource();
userArgs.addInput(port, resource.getInputStream(), resource.toString(), typedResource.getType(), typedResource.getContentType());
}
}
for (Step step : steps) {
for (Input input : step.getInputs()) {
for (Resource resource : input.getResources().listResources()) {
userArgs.addInput(input.getPort(), resource.getInputStream(), resource.toString(), input.getType(), input.getContentType());
}
}
for (Parameter parameter : step.getParameters()) {
useParameter(parameter);
}
userArgs.setCurStepName(step.getName());
for (Option option : step.getOptions()) {
useOption(option);
}
}
new Main().run(userArgs, userArgs.createConfiguration());
} catch (Exception e) {
handleError(e);
}
}
/**
* Mapper implementation that replaces file's extension.
*
* If the file has an extension, chop it off. Append whatever
* the user has specified as extension or "-out.xml".
*/
private class ExtensionMapper implements FileNameMapper {
public void setFrom(String from) {
}
public void setTo(String to) {
}
public String[] mapFileName(String xmlFile) {
int dotPos = xmlFile.lastIndexOf('.');
if (dotPos > 0) {
xmlFile = xmlFile.substring(0, dotPos);
}
return new String[] { xmlFile + targetExtension };
}
}
/**
* Sets the destination directory to the base directory if it is not set explicitly.
*/
private void checkDest() {
if (destDir == null) {
destDir = baseDir;
log("destdir defaulting to basedir", Project.MSG_DEBUG);
}
}
/*
* Throws an exception with the given message if failOnError is
* true, otherwise logs the message using the WARN level.
*/
protected void handleError(String msg) {
if (failOnError) {
throw new BuildException(msg, getLocation());
}
log(msg, Project.MSG_WARN);
}
/*
* Throws an exception with the given nested exception if
* failOnError is true, otherwise logs the message using the WARN level.
*/
protected void handleError(Throwable ex) {
if (failOnError) {
throw new BuildException(ex);
} else {
log("Caught an exception: " + ex, Project.MSG_WARN);
log(ex, Project.MSG_DEBUG);
}
}
/**
* The {@code Useable} inner class used to represent something which usage
* can be controlled by {@code if} and {@code unless} properties.
*/
private static class Useable {
private Project project;
private Object ifCond;
private Object unlessCond;
/**
* Set the current project
*
* @param project the current project
*/
public void setProject(Project project) {
this.project = project;
}
/**
* Set whether this {@code Useable} should be used. It will be used if
* the expression evaluates to {@code true} or the name of a property
* which has been set, otherwise it won't.
*
* @param ifCond evaluated expression
*/
public void setIf(Object ifCond) {
this.ifCond = ifCond;
}
/**
* Set whether this {@code Useable} should NOT be used. It will not be
* used if the expression evaluates to {@code true} or the name of a
* property which has been set, otherwise it will be used.
*
* @param unlessCond evaluated expression
*/
public void setUnless(Object unlessCond) {
this.unlessCond = unlessCond;
}
/**
* Ensures that the {@code Useable} passes the conditions placed
* on it with {@code if} and {@code unless} properties.
*
* @return {@code true} if the task passes the {@code if} and {@code unless} parameters
*/
public boolean shouldUse() {
PropertyHelper ph = PropertyHelper.getPropertyHelper(project);
return ph.testIfCondition(ifCond) && ph.testUnlessCondition(unlessCond);
}
}
/**
* The {@code Port} inner class used to represent output on a port.
*/
public static class Port extends Useable {
/**
* The input port
*/
private String port = null;
/**
* The input's resources
*/
private Union resources = new Union();
/**
* Mapper to inPort files.
*/
private FileNameMapper mapper = null;
/**
* Set the input port.
*
* @param port the name of the port.
*/
public void setPort(String port) {
this.port = port;
}
/**
* Adds a collection of resources to process in addition to the given file or the implicit fileset.
*
* @param rc the collection of resources to use
*/
public void add(ResourceCollection rc) {
resources.add(rc);
}
/**
* Defines the mapper to map source to destination files.
*
* @param mapper the mapper to use
* @throws BuildException if more than one mapper is defined
*/
public void addConfiguredMapper(Mapper mapper) throws BuildException {
add(mapper.getImplementation());
}
/**
* Adds a nested FileNameMapper.
*
* @param fileNameMapper the mapper to add
* @throws BuildException if more than one mapper is defined
*/
public void add(FileNameMapper fileNameMapper) throws BuildException {
if (mapper != null) {
throw new BuildException("Cannot define more than one mapper");
}
mapper = fileNameMapper;
}
/**
* Get the port name
*
* @return the port name
*/
public String getPort() {
return port;
}
/**
* Get the port's resources
*
* @return the port's resources
*/
public Union getResources() {
return resources;
}
/**
* Get the port's Mapper element, if any
*
* @return the ports' mapper
*/
public FileNameMapper getMapper() {
return mapper;
}
} // Port
/**
* The {@code Input} inner class used to represent input on a port.
*/
public static class Input extends Port {
/**
* The input type
*/
private Type type = XML;
/**
* The content type
*/
private String contentType;
/**
* Get the input type
*
* @return the input type
*/
public Type getType() {
return type;
}
/**
* Set the input type
*
* @param type the input type
*/
public void setType(Type type) {
this.type = type;
}
/**
* Get the content type
*
* @return the content type
*/
public String getContentType() {
if ((contentType != null) && (type != DATA)) {
throw new IllegalStateException("contentType of input can only be set if type is DATA");
}
return contentType;
}
/**
* Set the content type
*
* @param contentType the content type
*/
public void setContentType(String contentType) {
this.contentType = contentType;
}
} // Input
/**
* The {@code Namespace} inner class represents a namespace binding.
*/
public static class Namespace extends Useable {
/**
* The prefix
*/
private String prefix = null;
/**
* The URI
*/
private String uri = null;
/**
* Set the prefix.
*
* @param prefix prefix to which to bind the namespace
*/
public void setPrefix(String prefix) {
this.prefix = prefix;
}
/**
* Get the prefix
*
* @return the namespace prefix
*/
public String getPrefix() {
return prefix;
}
/**
* Set the namespace URI.
*
* @param uri the namespace URI
*/
public void setURI(String uri) {
this.uri = uri;
}
/**
* Get the namespace URI
*
* @return the namespace URI
*/
public String getURI() {
return uri;
}
} // Namespace
/**
* The {@code Option} inner class represents a pipeline option.
*/
public static class Option extends Useable {
/**
* The name
*/
private String name = null;
/**
* The parameter value
*/
private String value = null;
/**
* Set the name.
*
* @param name the parameter name
*/
public void setName(String name) {
this.name = name;
}
/**
* Get the parameter name
*
* @return the parameter name
*/
public String getName() {
return name;
}
/**
* Set the value.
*
* @param value the parameter value
*/
public void setValue(String value) {
this.value = value;
}
/**
* Get the parameter value
*
* @return the parameter value
*/
public String getValue() {
return value;
}
} // Option
/**
* The {@code Parameter} inner class represents a pipeline parameter,
* which looks a lot like an option sent to a parameter port (or ports).
*/
public static class Parameter extends Option {
/**
* The port
*/
private String port = "*";
/**
* Set the port.
*
* @param port port to which to bind the parameter
*/
public void setPort(String port) {
this.port = port;
}
/**
* Get the port
*
* @return the parameter port
*/
public String getPort() {
return port;
}
} // Parameter
/**
* The {@code Step} inner class represents a pipeline step.
*/
public static class Step extends Useable {
private String name = null;
private List parameters = new ArrayList();
private List options = new ArrayList ();
/**
* Set the name.
*
* @param name the name
*/
public void setName(String name) {
this.name = name;
}
/**
* Get the name.
*
* @return the name
*/
public String getName() {
return name;
}
/**
* Add a nested {@code }.
*
* @param parameter the {@code Parameter} object
*/
public void addConfiguredParameter(Parameter parameter) {
parameters.add(parameter);
}
/**
* Get the parameters.
*
* @return the parameters
*/
public List getParameters() {
return parameters;
}
/**
* Add a nested {@code }.
*
* @param option the {@code Option} object
*/
public void addConfiguredOption(Option option) {
options.add(option);
}
/**
* Get the options.
*
* @return the options
*/
public List getOptions() {
return options;
}
} // Step
public static class UseableResources extends Resources {
private Useable useable = new Useable();
public void setIf(Object ifCond) {
useable.setIf(ifCond);
}
public void setUnless(Object unlessCond) {
useable.setUnless(unlessCond);
}
public boolean shouldUse() {
return useable.shouldUse();
}
}
private static class TypedResource {
private Resource resource = null;
private Type type = null;
private String contentType = null;
private TypedResource(Resource resource, Type type) {
this(resource, type, null);
}
private TypedResource(Resource resource, Type type, String contentType) {
if (resource == null) {
throw new IllegalArgumentException("resource must not be null");
}
this.resource = resource;
if (type == null) {
throw new IllegalArgumentException("type must not be null");
}
this.type = type;
this.contentType = contentType;
}
public Resource getResource() {
return resource;
}
public Type getType() {
return type;
}
public String getContentType() {
return contentType;
}
} // TypedResource
private static class TypedFileNameMapper implements FileNameMapper {
private FileNameMapper fileNameMapper;
private Type type;
private String contentType;
private TypedFileNameMapper(FileNameMapper fileNameMapper, Type type) {
this(fileNameMapper, type, null);
}
private TypedFileNameMapper(FileNameMapper fileNameMapper, Type type, String contentType) {
if (fileNameMapper == null) {
throw new IllegalArgumentException("fileNameMapper must not be null");
}
this.fileNameMapper = fileNameMapper;
if (type == null) {
throw new IllegalArgumentException("type must not be null");
}
this.type = type;
this.contentType = contentType;
}
public Type getType() {
return type;
}
public String getContentType() {
return contentType;
}
@Override
public void setFrom(String s) {
fileNameMapper.setFrom(s);
}
@Override
public void setTo(String s) {
fileNameMapper.setTo(s);
}
@Override
public String[] mapFileName(String s) {
return fileNameMapper.mapFileName(s);
}
} // TypedFileNameMapper
}
