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/*******************************************************************************
* Copyright (c) 2008, 2012 Code 9 and others. All rights reserved. This
* program and the accompanying materials are made available under the terms of
* the Eclipse Public License v1.0 which accompanies this distribution, and is
* available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Code 9 - initial API and implementation
* IBM - ongoing development
* SAP - ongoing development
* Pascal Rapicault - Support for bundled macosx http://bugs.eclipse.org/57349
******************************************************************************/
package org.eclipse.equinox.p2.publisher;
import java.io.*;
import java.util.*;
import java.util.Map.Entry;
import org.eclipse.core.runtime.*;
import org.eclipse.equinox.internal.p2.artifact.repository.simple.SimpleArtifactDescriptor;
import org.eclipse.equinox.internal.p2.core.helpers.*;
import org.eclipse.equinox.internal.p2.core.helpers.FileUtils.IPathComputer;
import org.eclipse.equinox.internal.p2.metadata.IRequiredCapability;
import org.eclipse.equinox.internal.p2.metadata.InstallableUnit;
import org.eclipse.equinox.internal.p2.publisher.Activator;
import org.eclipse.equinox.internal.p2.publisher.QuotedTokenizer;
import org.eclipse.equinox.p2.core.ProvisionException;
import org.eclipse.equinox.p2.metadata.*;
import org.eclipse.equinox.p2.metadata.MetadataFactory.InstallableUnitDescription;
import org.eclipse.equinox.p2.metadata.expression.IMatchExpression;
import org.eclipse.equinox.p2.publisher.actions.*;
import org.eclipse.equinox.p2.query.*;
import org.eclipse.equinox.p2.repository.artifact.*;
import org.eclipse.equinox.p2.repository.artifact.spi.ArtifactDescriptor;
import org.eclipse.equinox.p2.repository.artifact.spi.ProcessingStepDescriptor;
import org.eclipse.equinox.spi.p2.publisher.PublisherHelper;
public abstract class AbstractPublisherAction implements IPublisherAction {
public static final String CONFIG_ANY = "ANY"; //$NON-NLS-1$
public static final String CONFIG_SEGMENT_SEPARATOR = "."; //$NON-NLS-1$
protected IPublisherInfo info;
/**
* Convert a list of tokens into an array. The list separator has to be
* specified.
*/
public static String[] getArrayFromString(String list, String separator) {
if (list == null || list.trim().equals("")) //$NON-NLS-1$
return new String[0];
List result = new ArrayList();
for (QuotedTokenizer tokens = new QuotedTokenizer(list, separator); tokens.hasMoreTokens();) {
String token = tokens.nextToken().trim();
if (!token.equals("")) //$NON-NLS-1$
result.add(token);
}
return result.toArray(new String[result.size()]);
}
/**
* Returns a string array of { ws, os, arch } as parsed from the given string
* @param configSpec the string to parse
* @return the ws, os, arch form of the given string
*/
public static String[] parseConfigSpec(String configSpec) {
String[] result = getArrayFromString(configSpec, CONFIG_SEGMENT_SEPARATOR);
for (int i = 0; i < result.length; i++)
if (result[i].equals("*")) //$NON-NLS-1$
result[i] = CONFIG_ANY;
if (result.length < 3) {
String[] temp = new String[3];
System.arraycopy(result, 0, temp, 0, result.length);
for (int i = result.length; i < temp.length; i++) {
temp[i] = CONFIG_ANY;
}
result = temp;
}
return result;
}
/**
* Returns the canonical form of config spec with the given ws, os and arch.
* Note that the result is intended to be machine readable (i.e., parseConfigSpec
* will parse the the result).
* @param ws the window system
* @param os the operating system
* @param arch the machine architecture
* @return the machine readable format of the given config spec
*/
public static String createConfigSpec(String ws, String os, String arch) {
return ws + '.' + os + '.' + arch;
}
protected void addSelfCapability(InstallableUnitDescription root) {
root.setCapabilities(new IProvidedCapability[] {createSelfCapability(root.getId(), root.getVersion())});
}
/**
* Returns the LDAP filter form that matches the given config spec. Returns
* an empty String if the spec does not identify an ws, os or arch.
* @param configSpec a config spec to filter
* @return the LDAP filter for the given spec. null if the given spec does not
* parse into a filter.
*/
protected IMatchExpression createFilterSpec(String configSpec) {
String ldap = createLDAPString(configSpec);
if (ldap == null)
return null;
return InstallableUnit.parseFilter(ldap);
}
protected String createLDAPString(String configSpec) {
String[] config = parseConfigSpec(configSpec);
if (config[0] != null || config[1] != null || config[2] != null) {
String filterWs = config[0] != null && !CONFIG_ANY.equalsIgnoreCase(config[0]) ? "(osgi.ws=" + config[0] + ")" : ""; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
String filterOs = config[1] != null && !CONFIG_ANY.equalsIgnoreCase(config[1]) ? "(osgi.os=" + config[1] + ")" : ""; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
String filterArch = config[2] != null && !CONFIG_ANY.equalsIgnoreCase(config[2]) ? "(osgi.arch=" + config[2] + ")" : ""; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
if (filterWs.length() == 0 && filterOs.length() == 0 && filterArch.length() == 0)
return null;
return "(& " + filterWs + filterOs + filterArch + ")"; //$NON-NLS-1$ //$NON-NLS-2$
}
return null;
}
protected boolean filterMatches(IMatchExpression filter, String configSpec) {
if (filter == null)
return true;
String[] config = parseConfigSpec(configSpec);
return filter.isMatch(InstallableUnit.contextIU(config[0], config[1], config[2]));
}
/**
* Returns the normalized string form of the given config spec. This is useful for putting
* in IU ids etc. Note that the result is not intended to be machine readable (i.e., parseConfigSpec
* may not work on the result).
* @param configSpec the config spec to format
* @return the readable format of the given config spec
*/
protected String createIdString(String configSpec) {
String[] config = parseConfigSpec(configSpec);
return config[0] + '.' + config[1] + '.' + config[2];
}
protected String createCUIdString(String id, String type, String flavor, String configSpec) {
return flavor + id + "." + type + "." + createIdString(configSpec); //$NON-NLS-1$ //$NON-NLS-2$
}
/**
* Creates and returns a collection of RequiredCapabilities for the IUs represented
* by the given collection. The collection may include a mixture of IInstallableUnits
* or VersionedNames.
* @param children descriptions of the IUs on which requirements are to be made
* @return a collection of RequiredCapabilities representing the given IUs
*/
protected Collection createIURequirements(Collection children) {
ArrayList result = new ArrayList(children.size());
for (IVersionedId next : children) {
if (next instanceof IInstallableUnit) {
IInstallableUnit iu = (IInstallableUnit) next;
VersionRange range = new VersionRange(iu.getVersion(), true, iu.getVersion(), true);
result.add(MetadataFactory.createRequirement(IInstallableUnit.NAMESPACE_IU_ID, iu.getId(), range, iu.getFilter() == null ? null : iu.getFilter(), false, false));
} else {
Version version = next.getVersion();
VersionRange range = (version == null || Version.emptyVersion.equals(version)) ? VersionRange.emptyRange : new VersionRange(version, true, version, true);
IMatchExpression filter = getFilterAdvice(next);
result.add(MetadataFactory.createRequirement(IInstallableUnit.NAMESPACE_IU_ID, next.getId(), range, filter, false, false));
}
}
return result;
}
private IMatchExpression getFilterAdvice(IVersionedId name) {
if (info == null)
return null;
Collection filterAdvice = info.getAdvice(CONFIG_ANY, true, name.getId(), name.getVersion(), IFilterAdvice.class);
for (IFilterAdvice advice : filterAdvice) {
IMatchExpression result = advice.getFilter(name.getId(), name.getVersion(), false);
if (result != null)
return result;
}
return null;
}
protected InstallableUnitDescription createIUShell(String id, Version version) {
InstallableUnitDescription root = new MetadataFactory.InstallableUnitDescription();
root.setId(id);
root.setVersion(version);
return root;
}
protected IArtifactDescriptor createPack200ArtifactDescriptor(IArtifactKey key, File pathOnDisk, String installSize) {
ArtifactDescriptor result = (ArtifactDescriptor) PublisherHelper.createArtifactDescriptor(info, key, pathOnDisk);
//TODO this size calculation is bogus
if (pathOnDisk != null) {
result.setProperty(IArtifactDescriptor.ARTIFACT_SIZE, installSize);
// TODO - this is wrong but I'm testing a work-around for bug 205842
result.setProperty(IArtifactDescriptor.DOWNLOAD_SIZE, Long.toString(pathOnDisk.length()));
}
IProcessingStepDescriptor[] steps = new IProcessingStepDescriptor[] {new ProcessingStepDescriptor("org.eclipse.equinox.p2.processing.Pack200Unpacker", null, true)}; //$NON-NLS-1$
result.setProcessingSteps(steps);
result.setProperty(IArtifactDescriptor.FORMAT, IArtifactDescriptor.FORMAT_PACKED);
return result;
}
protected InstallableUnitDescription createParentIU(Collection children, String id, Version version) {
InstallableUnitDescription root = createIUShell(id, version);
root.addRequirements(createIURequirements(children));
addSelfCapability(root);
return root;
}
//This is to hide FileUtils from other actions
protected IPathComputer createParentPrefixComputer(int segmentsToKeep) {
return FileUtils.createParentPrefixComputer(segmentsToKeep);
}
//This is to hide FileUtils from other actions
protected IPathComputer createRootPrefixComputer(final File root) {
return FileUtils.createRootPathComputer(root);
}
protected IProvidedCapability createSelfCapability(String installableUnitId, Version installableUnitVersion) {
return MetadataFactory.createProvidedCapability(PublisherHelper.IU_NAMESPACE, installableUnitId, installableUnitVersion);
}
protected static InstallableUnitDescription[] processAdditionalInstallableUnitsAdvice(IInstallableUnit iu, IPublisherInfo publisherInfo) {
Collection advice = publisherInfo.getAdvice(null, false, iu.getId(), iu.getVersion(), IAdditionalInstallableUnitAdvice.class);
if (advice.isEmpty())
return null;
List ius = new ArrayList();
for (IAdditionalInstallableUnitAdvice entry : advice) {
InstallableUnitDescription[] others = entry.getAdditionalInstallableUnitDescriptions(iu);
if (others != null)
ius.addAll(Arrays.asList(others));
}
return ius.toArray(new InstallableUnitDescription[ius.size()]);
}
/**
* Add all of the advised artifact properties for the given IU and artifact descriptor.
* @param iu the IU
* @param descriptor the descriptor to decorate
* @param info the publisher info supplying the advice
*/
protected static void processArtifactPropertiesAdvice(IInstallableUnit iu, IArtifactDescriptor descriptor, IPublisherInfo info) {
if (!(descriptor instanceof SimpleArtifactDescriptor))
return;
Collection advice = info.getAdvice(null, false, iu.getId(), iu.getVersion(), IPropertyAdvice.class);
for (IPropertyAdvice entry : advice) {
Map props = entry.getArtifactProperties(iu, descriptor);
if (props == null)
continue;
for (Entry pe : props.entrySet()) {
((SimpleArtifactDescriptor) descriptor).setRepositoryProperty(pe.getKey(), pe.getValue());
}
}
}
/**
* Add all of the advised IU properties for the given IU.
* @param iu the IU to decorate
* @param info the publisher info supplying the advice
*/
protected static void processInstallableUnitPropertiesAdvice(InstallableUnitDescription iu, IPublisherInfo info) {
Collection advice = info.getAdvice(null, false, iu.getId(), iu.getVersion(), IPropertyAdvice.class);
for (IPropertyAdvice entry : advice) {
Map props = entry.getInstallableUnitProperties(iu);
if (props == null)
continue;
for (Entry pe : props.entrySet()) {
iu.setProperty(pe.getKey(), pe.getValue());
}
}
}
/**
* Add any update descriptor advice to the given IU
* @param iu the IU to decorate
* @param info the publisher info supplying the advice
*/
protected static void processUpdateDescriptorAdvice(InstallableUnitDescription iu, IPublisherInfo info) {
Collection advice = info.getAdvice(null, false, iu.getId(), iu.getVersion(), IUpdateDescriptorAdvice.class);
if (advice.isEmpty())
return;
for (IUpdateDescriptorAdvice entry : advice) {
//process the IU Descriptor
IUpdateDescriptor updateDescriptor = entry.getUpdateDescriptor(iu);
if (updateDescriptor != null) {
iu.setUpdateDescriptor(updateDescriptor);
}
}
}
/**
* Add all of the advised provided and required capabilities for the given installable unit.
* @param iu the IU to decorate
* @param info the publisher info supplying the advice
*/
protected static void processCapabilityAdvice(InstallableUnitDescription iu, IPublisherInfo info) {
Collection advice = info.getAdvice(null, false, iu.getId(), iu.getVersion(), ICapabilityAdvice.class);
if (advice.isEmpty())
return;
for (ICapabilityAdvice entry : advice) {
//process required capabilities
IRequirement[] requiredAdvice = entry.getRequiredCapabilities(iu);
if (requiredAdvice != null) {
List current = iu.getRequirements();
Set resultRequiredCapabilities = new HashSet(current);
// remove current required capabilities that match (same name and namespace) advice.
for (int j = 0; j < current.size(); j++) {
IRequirement curr = current.get(j);
IRequiredCapability currentRequiredCapability = null;
if (curr instanceof IRequiredCapability)
currentRequiredCapability = (IRequiredCapability) curr;
else
continue;
for (int k = 0; k < requiredAdvice.length; k++) {
IRequiredCapability requiredCapability = null;
if (requiredAdvice[k] instanceof IRequiredCapability)
requiredCapability = (IRequiredCapability) requiredAdvice[k];
else
continue;
if (requiredCapability.getNamespace().equals(currentRequiredCapability.getNamespace()) && requiredCapability.getName().equals(currentRequiredCapability.getName())) {
resultRequiredCapabilities.remove(currentRequiredCapability);
break;
}
}
}
// add all advice
resultRequiredCapabilities.addAll(Arrays.asList(requiredAdvice));
iu.setRequirements(resultRequiredCapabilities.toArray(new IRequirement[resultRequiredCapabilities.size()]));
}
//process meta required capabilities
IRequirement[] metaRequiredAdvice = entry.getMetaRequiredCapabilities(iu);
if (metaRequiredAdvice != null) {
Collection current = iu.getMetaRequirements();
Set resultMetaRequiredCapabilities = new HashSet(current);
// remove current meta-required capabilities that match (same name and namespace) advice.
for (IRequirement curr : current) {
IRequiredCapability currentMetaRequiredCapability = null;
if (curr instanceof IRequiredCapability)
currentMetaRequiredCapability = (IRequiredCapability) curr;
else
continue;
for (int k = 0; k < metaRequiredAdvice.length; k++) {
IRequiredCapability metaRequiredCapability = null;
if (metaRequiredAdvice[k] instanceof IRequiredCapability)
metaRequiredCapability = (IRequiredCapability) metaRequiredAdvice[k];
else
continue;
if (metaRequiredCapability.getNamespace().equals(currentMetaRequiredCapability.getNamespace()) && metaRequiredCapability.getName().equals(currentMetaRequiredCapability.getName())) {
resultMetaRequiredCapabilities.remove(currentMetaRequiredCapability);
break;
}
}
}
// add all advice
resultMetaRequiredCapabilities.addAll(Arrays.asList(metaRequiredAdvice));
iu.setMetaRequirements(resultMetaRequiredCapabilities.toArray(new IRequirement[resultMetaRequiredCapabilities.size()]));
}
//process provided capabilities
IProvidedCapability[] providedAdvice = entry.getProvidedCapabilities(iu);
if (providedAdvice != null) {
Collection current = iu.getProvidedCapabilities();
Set resultProvidedCapabilities = new HashSet(current);
for (IProvidedCapability currentProvidedCapability : current) {
for (int k = 0; k < providedAdvice.length; k++) {
IProvidedCapability providedCapability = providedAdvice[k];
if (providedCapability.getNamespace().equals(currentProvidedCapability.getNamespace()) && providedCapability.getName().equals(currentProvidedCapability.getName())) {
resultProvidedCapabilities.remove(currentProvidedCapability);
break;
}
}
}
resultProvidedCapabilities.addAll(Arrays.asList(providedAdvice));
iu.setCapabilities(resultProvidedCapabilities.toArray(new IProvidedCapability[resultProvidedCapabilities.size()]));
}
}
}
/**
* Adds all applicable touchpoint advice to the given installable unit.
* @param iu The installable unit to add touchpoint advice to
* @param currentInstructions The set of touchpoint instructions assembled for this IU so far
* @param info The publisher info
*/
protected static void processTouchpointAdvice(InstallableUnitDescription iu, Map currentInstructions, IPublisherInfo info) {
processTouchpointAdvice(iu, currentInstructions, info, null);
}
protected static void processTouchpointAdvice(InstallableUnitDescription iu, Map currentInstructions, IPublisherInfo info, String configSpec) {
Collection advice = info.getAdvice(configSpec, false, iu.getId(), iu.getVersion(), ITouchpointAdvice.class);
if (currentInstructions == null) {
if (advice == null || advice.isEmpty())
return;
currentInstructions = Collections.emptyMap();
}
ITouchpointData result = MetadataFactory.createTouchpointData(currentInstructions);
if (advice != null) {
for (ITouchpointAdvice entry : advice) {
result = entry.getTouchpointData(result);
}
}
iu.addTouchpointData(result);
}
/**
* Publishes the artifact by zipping the files using root
* as a base for relative paths. Then copying the zip into the repository.
* @param descriptor used to identify the zip.
* @param inclusion the file to be published. files can be null but no action is taken.
* @param publisherInfo the publisher info.
*/
protected void publishArtifact(IArtifactDescriptor descriptor, File inclusion, IPublisherInfo publisherInfo) {
// no files to publish so this is done.
if (inclusion == null)
return;
// if the destination already contains the descriptor, there is nothing to do.
IArtifactRepository destination = publisherInfo.getArtifactRepository();
if (destination == null || destination.contains(descriptor))
return;
// if all we are doing is indexing things then add the descriptor and get on with it
if ((publisherInfo.getArtifactOptions() & IPublisherInfo.A_PUBLISH) == 0) {
destination.addDescriptor(descriptor);
return;
}
// if the file is already in the same location the repo will put it, just add the descriptor and exit
if (destination instanceof IFileArtifactRepository) {
File descriptorFile = ((IFileArtifactRepository) destination).getArtifactFile(descriptor);
if (inclusion.equals(descriptorFile)) {
destination.addDescriptor(descriptor);
return;
}
}
try {
OutputStream output = destination.getOutputStream(descriptor);
if (output == null)
return;
output = new BufferedOutputStream(output);
FileUtils.copyStream(new BufferedInputStream(new FileInputStream(inclusion)), true, output, true);
} catch (ProvisionException e) {
LogHelper.log(e.getStatus());
} catch (IOException e) {
LogHelper.log(new Status(IStatus.ERROR, Activator.ID, "Error publishing artifacts", e)); //$NON-NLS-1$
}
}
/**
* Publishes the artifact by zipping the files using root
* as a base for relative paths. Then copying the zip into the repository.
* @param descriptor used to identify the zip.
* @param inclusions and folders to be included in the zip. files can be null.
* @param exclusions and folders to be excluded in the zip. files can be null.
* @param publisherInfo the publisher info.
* @param prefixComputer
*/
protected void publishArtifact(IArtifactDescriptor descriptor, File[] inclusions, File[] exclusions, IPublisherInfo publisherInfo, IPathComputer prefixComputer) {
// no files to publish so this is done.
if (inclusions == null || inclusions.length < 1)
return;
// if the destination already contains the descriptor, there is nothing to do.
IArtifactRepository destination = publisherInfo.getArtifactRepository();
if (destination == null || destination.contains(descriptor))
return;
// if all we are doing is indexing things then add the descriptor and get on with it
if ((publisherInfo.getArtifactOptions() & IPublisherInfo.A_PUBLISH) == 0) {
destination.addDescriptor(descriptor);
return;
}
// TODO need to implement the overwrite story in the repos
// boolean overwrite = (info.getArtifactOptions() & IPublisherInfo.A_OVERWRITE) > 0;
// if there is just one file and the mode is as-is, just copy the file into the repo
// otherwise, zip up the files and copy the zip into the repo
File tempFile = null;
try {
OutputStream output = destination.getOutputStream(descriptor);
if (output == null)
return;
output = new BufferedOutputStream(output);
tempFile = File.createTempFile("p2.generator", ""); //$NON-NLS-1$ //$NON-NLS-2$
FileUtils.zip(inclusions, exclusions, tempFile, prefixComputer);
if (output != null)
FileUtils.copyStream(new BufferedInputStream(new FileInputStream(tempFile)), true, output, true);
} catch (ProvisionException e) {
LogHelper.log(e.getStatus());
} catch (IOException e) {
LogHelper.log(new Status(IStatus.ERROR, Activator.ID, "Error publishing artifacts", e)); //$NON-NLS-1$
e.printStackTrace();
} finally {
if (tempFile != null)
tempFile.delete();
}
}
/**
* Loop over the known metadata repositories looking for the given IU.
* Return the first IU found.
* @param iuId the id of the IU to look for
* @return the first matching IU or null if none.
*/
protected IInstallableUnit queryForIU(IPublisherResult publisherResult, String iuId, Version version) {
IQuery query = QueryUtil.createIUQuery(iuId, version);
if (version == null || Version.emptyVersion.equals(version))
query = QueryUtil.createLatestQuery(query);
IQueryResult collector = Collector.emptyCollector();
NullProgressMonitor progress = new NullProgressMonitor();
if (publisherResult != null)
collector = publisherResult.query(query, progress);
if (collector.isEmpty() && info.getMetadataRepository() != null)
collector = info.getMetadataRepository().query(query, progress);
if (collector.isEmpty() && info.getContextMetadataRepository() != null)
collector = info.getContextMetadataRepository().query(query, progress);
if (!collector.isEmpty())
return collector.iterator().next();
return null;
}
/**
* Loop over the known metadata repositories looking for the given IU within a particular range
* @param publisherResult
* @param iuId the id of the IU to look for
* @param versionRange the version range to consider
* @return The the IUs with the matching ids in the given range
*/
protected IQueryResult queryForIUs(IPublisherResult publisherResult, String iuId, VersionRange versionRange) {
IQuery query = null;
IQueryResult queryResult = Collector.emptyCollector();
query = QueryUtil.createIUQuery(iuId, versionRange);
NullProgressMonitor progress = new NullProgressMonitor();
if (publisherResult != null)
queryResult = publisherResult.query(query, progress);
if (queryResult.isEmpty() && info.getMetadataRepository() != null)
queryResult = info.getMetadataRepository().query(query, progress);
if (queryResult.isEmpty() && info.getContextMetadataRepository() != null)
queryResult = info.getContextMetadataRepository().query(query, progress);
return queryResult;
}
public abstract IStatus perform(IPublisherInfo publisherInfo, IPublisherResult results, IProgressMonitor monitor);
public void setPublisherInfo(IPublisherInfo info) {
this.info = info;
}
}
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