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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. 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://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. 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 packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
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* elects to include this software in this distribution under the [CDDL or GPL
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// Portions Copyright [2019] Payara Foundation and/or affiliates
package com.sun.jdo.api.persistence.enhancer.impl;
import com.sun.jdo.api.persistence.enhancer.meta.JDOMetaData;
import com.sun.jdo.api.persistence.enhancer.util.ClassFileSource;
import com.sun.jdo.api.persistence.enhancer.util.ClassPath;
import com.sun.jdo.api.persistence.enhancer.util.Support;
import java.io.File;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Hashtable;
import java.util.Iterator;
//@olsen: added import
//@olsen: added import
//@lars added: field for last error message
//@olsen: cosmetics
//@olsen: moved: this class -> package impl
//@olsen: subst: /* ... */ -> // ...
//@olsen: make fields private
//@olsen: subst: FilterEnv -> Environment
//@olsen: subst: collectAllClasses -> collectClasses
//@olsen: subst: Vector -> Collection, ArrayList
//@olsen: subst: Enumeration,... -> Iterator, hasNext(), next()
//@olsen: subst: control -> cc
//@olsen: added: support for I18N
//@olsen: subst: FilterError -> UserException, assert()
//@olsen: removed: proprietary support for HashCode
//@olsen: removed: proprietary support for TypeSummary
//@olsen: removed: proprietary support for ClassInfo
//@olsen: removed: proprietary support for IndexableField
//@olsen: removed: support for IgnoreTransientField, AddedTransientField
//@olsen: removed: support for [No]AnnotateField
//@olsen: removed: old, disabled ODI code
//^olsen: move: ClassControl+ClassPath handling
/**
* Environment serves as a central collection for the options and
* working environment of the filter tool.
*/
public final class Environment
extends Support {
/* Writer for regular program output and warnings. */
//@olsen: added field
private PrintWriter out = new PrintWriter(System.out, true);
/* Writer for error output. */
//@olsen: added field
private PrintWriter err = new PrintWriter(System.err, true);
/* If true, provide timing statistics */
//@olsen: added support for timing statistics
private boolean timingOption = false;
/* If true, provide verbose output */
private boolean verboseOption = false;
/* If true, squash warnings */
private boolean quietOption = false;
/* The level of debugging detail to provide - not currently used */
//@olsen: disabled feature
/*
private int dumpLevel = 0;
*/
/* If true, perform only a dry run - no output is written to disk */
private boolean noWriteOption = false;
/* If true, allow java classes to be modified for persistence */
//@olsen: disabled feature
/*
private boolean modifyJavaClassesOption = false;
*/
/* If true, allow final fields to be updated by initializeContents */
//@olsen: disabled feature
/*
private boolean allowFinalFieldModifications = false;
*/
/* If true, disable hoisting of dirty(this), fetch(this) to the start
of a method */
private boolean disableThisHookHoisting;
/* If true, disable suppression of constructor annotation */
private boolean disableInitializerAnnotationSuppression;
/* If true, disable in-loop array caching */
//@olsen: disabled feature
/*
private boolean disableArrayHookCaching;
*/
/* If true, disable element type-specific array fetching */
/* This knob is temporary */
//@olsen: disabled feature
/*
private boolean disableArrayElementFetch = false;
*/
/* If true, forces overwriting all output files. */
private boolean forceOverwriteOption = false;
/* If true, perform class file updates in-place rather than to the
destination directory. */
private boolean updateInPlaceOption = false;
/* The number of errors encountered thus far */
private int errorsEncountered = 0;
/* The out directory specified */
private File destinationDirectory = null;
/* Hash VM class name to ClassControl */
private Hashtable classMap = new Hashtable(11);
/* Set of classes that were looked up but not found. */
//@olsen: subst: Hashtable -> HashMap
private HashMap missingClasses = new HashMap(11);
/* Hash VM class name to ClassControl
* Entries in this table have been renamed and the class control
* reflects the updated name */
//@olsen: inlined method
/*
private Hashtable renamedMap = new Hashtable(203);
*/
/* explicit package name translations
* Maps string to string */
//@olsen: disabled feature
/*
private Hashtable translations = new Hashtable(11);
*/
/* Search path to be used for locating classes */
//@olsen: added default initialization
private ClassPath classPathOption = new ClassPath("");//NOI18N
/* Search path to be used for locating annotated classes in output dir */
private ClassPath destClassPath;
/* A set of fully qualified field names (maps name to itself) */
private Hashtable fieldSuppressions = new Hashtable();
/* A set of fully qualified class names (maps name to itself) */
private Hashtable classSuppressions = new Hashtable();
/* The instance providing the JDO meta data. */
//@olsen: added field
private JDOMetaData jdoMetaData;
/* Last error message */
private String lastErrorMessage = null;
// public accessors
public void setDoTimingStatistics(boolean dontOpt) {
timingOption = dontOpt;
}
public boolean doTimingStatistics() {
return timingOption;
}
//@olsen: subst: param err -> error
public void error(String error) {
errorsEncountered++;
//@olsen: support for I18N
//@olsen: redirected output
//System.out.print("Error: ");
//System.out.println(err);
err.println(lastErrorMessage = getI18N("enhancer.enumerated_error",
errorsEncountered,
error));
}
public void warning(String warn) {
if (!quietOption) {
//@olsen: support for I18N
//@olsen: redirected output
//System.out.print("Warning: ");
//System.out.println(warn);
out.println(getI18N("enhancer.warning", warn));//NOI18N
}
}
public void warning(String warn, String classname) {
if (!quietOption &&
!classWarningsSuppressed(classname)) {
//@olsen: support for I18N
//@olsen: redirected output
//System.out.print("Warning: ");
//System.out.println(warn);
out.println(getI18N("enhancer.warning", warn));//NOI18N
}
}
public void warning(String warn, String classname, String fieldname) {
if (!quietOption &&
!classWarningsSuppressed(classname) &&
!fieldWarningsSuppressed(classname, fieldname)) {
//@olsen: support for I18N
//@olsen: redirected output
//System.out.print("Warning: ");
//System.out.println(warn);
out.print(getI18N("enhancer.warning", warn));//NOI18N
}
}
public void message(String mess) {
if (verboseOption) {
//@olsen: redirected output
//System.out.println(mess);
out.println("JDO ENHANCER: " + mess);//NOI18N
}
}
public void messageNL(String mess) {
if (verboseOption) {
//@olsen: redirected output
//System.out.println(mess);
out.println();
out.println("JDO ENHANCER: " + mess);//NOI18N
}
}
public int errorCount() {
return errorsEncountered;
}
public final String getLastErrorMessage () {
return this.lastErrorMessage;
}
//@olsen: disabled feature
/*
public boolean verbose() {
return verboseOption;
}
public boolean quiet() {
return quietOption;
}
*/
public boolean forceOverwrite() {
return forceOverwriteOption;
}
public boolean updateInPlace() {
return updateInPlaceOption;
}
//@olsen: added method
public File destinationDirectory() {
return destinationDirectory;
}
//@olsen: disabled feature
/*
//@olsen: added method
public Hashtable translations() {
return translations;
}
*/
//@olsen: added method
//@olsen: disabled feature
/*
public ClassPath classPathOption() {
return classPathOption;
}
*/
/**
* Expected dump levels are 0, 1, 2, 3
* dump level 0 is always on.
*/
//@olsen: disabled feature
/*
public boolean dump(int level) {
return dumpLevel >= level;
}
*/
public boolean writeClasses() {
return (noWriteOption == false && errorsEncountered == 0);
}
//@olsen: disabled feature
/*
public boolean doArrayOptimization() {
return disableArrayHookCaching == false;
}
*/
public boolean doThisOptimization() {
return disableThisHookHoisting == false;
}
//@olsen: disabled feature
/*
public boolean doArrayElementFetch() {
return disableArrayElementFetch == false;
}
*/
public boolean doInitializerOptimization() {
return disableInitializerAnnotationSuppression == false;
}
//@olsen: disabled feature
/*
public boolean modifyJavaClasses() {
return modifyJavaClassesOption;
}
*/
//@olsen: disabled feature
/*
public boolean allowFinalModifications() {
return allowFinalFieldModifications;
}
*/
/**
* Is the class a well known persistent capable class? These are
* normally the java primitives.
*/
//@olsen: subst: isKnownPersistent -> JDOMetaData.isSecondClassObjectType
/*
public boolean isKnownPersistent(String className) {
if (className.equals("java/lang/String") ||
className.equals("java/lang/Integer") ||
className.equals("java/lang/Number") ||
className.equals("java/lang/Short") ||
className.equals("java/lang/Byte") ||
className.equals("java/lang/Long") ||
className.equals("java/lang/Float") ||
className.equals("java/lang/Double") ||
className.equals("java/lang/Character") ||
className.equals("java/lang/Boolean"))
return true;
return false;
}
*/
/* The instance providing the JDO meta data. */
//@olsen: added method
public JDOMetaData getJDOMetaData()
{
return jdoMetaData;
}
/* Set the instance providing the JDO meta data. */
//@olsen: added method
public void setJDOMetaData(JDOMetaData jdoMetaData)
{
this.jdoMetaData = jdoMetaData;
}
/**
* Add a newly created transient class to the list of classes.
* Its source should be "near" friend. That is, if the friend
* is in a zip file, place this in the same zip file. Else if it
* is in an individual class file, place this in a class file in
* the same directory.
*/
//@olsen: disabled feature
/*
public ClassControl addClass(ClassFile newClass, ClassFileSource friend) {
String className = newClass.className().asString();
ClassFileSource source = friend.friendSource(className);
ClassControl cc = new ClassControl(source, newClass, this);
cc.noteUpdate();
cc.setPersistType(ClassControl.PersistUnknown);
classMap.put(className, cc);
return cc;
}
*/
/**
* Add a newly created transient class to the list of classes.
* Its source is undefined.
*/
//@olsen: disabled feature
/*
public ClassControl addClass(ClassFile newClass) {
String className = newClass.className().asString();
ClassFileSource source = new ClassFileSource(className, (File)null);
ClassControl cc = new ClassControl(source, newClass, this);
cc.noteUpdate();
cc.setPersistType(ClassControl.PersistUnknown);
classMap.put(className, cc);
return cc;
}
*/
/**
* Add the class to the class mapping table. Check that it does
* not conflict with earlier settings.
*/
//@olsen: moved: OSCFP.addClass(ClassControl) -> impl.Environment
public void addClass(ClassControl cc) {
String className = cc.className();
ClassControl existCC = getClass(className);
if (existCC != null) {
if (!existCC.source().sameAs(cc.source())) {
//@olsen: support for I18N
error(getI18N("enhancer.class_already_entered",//NOI18N
cc.userClassName(),
cc.sourceName(),
existCC.sourceName()));
return;
}
// the two files are from the same source - select the higher
// level of persistence capability and discard the other
if (cc.persistType() == ClassControl.PersistUnknown ||
existCC.persistType() == ClassControl.PersistCapable ||
(existCC.persistType() == ClassControl.PersistAware &&
cc.persistType() != ClassControl.PersistCapable))
return;
}
if (existCC == null && cc.sourceName() != null)
message("adding class " + cc.userClassName() +//NOI18N
" from " + cc.sourceName());//NOI18N
classMap.put(className, cc);
}
/**
* Add the modified name to the class map if the class name has changed.
*/
//@olsen: added method
//@olsen: disabled feature
/*
public void renameClass(String oldClassName) {
ClassControl cc = (ClassControl)classMap.remove(oldClassName);
String newClassName = cc.className();
renamedMap.put(oldClassName, cc);
classMap.put(newClassName, cc);
}
*/
/**
* Look for the specified class in the class map. If not there,
* use the class path to find the class. If still not found,
* return false.
*/
public boolean canFindClass(String className) {
return findClass(className) != null;
}
/**
* Look for the specified class in the class map. No other class
* lookup is performed. Use this only if you are certain that the
* class will have been found.
*/
public ClassControl getClass(String className) {
return (ClassControl)classMap.get(className);
}
//@olsen: added method
public Iterator getClasses() {
return classMap.values().iterator();
}
/**
* Look for the specified class in the class map. If not there,
* use the class path to find the class. If still not found,
* return false.
*/
public ClassControl findClass(String className) {
ClassControl cc = (ClassControl) classMap.get(className);
if ((cc == null) && (missingClasses.get(className) == null)) {
// Not already known - try looking up in class path
cc = lookupClass(className);
if (cc != null) {
message("Reading class " + cc.userClassName() +//NOI18N
" from " + cc.sourceName());//NOI18N
classMap.put(className, cc);
} else {
missingClasses.put(className, className);
}
}
return cc;
}
/**
* Look up the specified class in the class search path. Callers
* should normally consult the classmap prior to calling this function.
* The class is not entered into the classmap
*/
public ClassControl lookupClass(String className) {
ClassFileSource source = classPathOption.findClass(className);
while (true) {
if (source == null)
return null;
//@olsen: cosmetics
try {
ClassControl cc = new ClassControl(source, this);
if (cc.className() != null &&
cc.className().equals(className))
return cc;
} catch (ClassFormatError e) {
}
// Try to find an alternate source for the class
source = source.nextSource(className);
}
}
/**
* Look for the specified class in the renamed class map.
* No classpath searching is done.
*/
//@olsen: disabled feature
/*
public ClassControl getRenamedClass(String className) {
return (ClassControl) renamedMap.get(className);
}
*/
/**
* Return a ArrayList of ClassControl objects which have the specified
* persistence type
*/
public ArrayList collectClasses(int persistType) {
ArrayList v = new ArrayList();
for (Iterator e = classMap.values().iterator(); e.hasNext();) {
ClassControl cc = (ClassControl)e.next();
if (cc.persistType() == persistType)
v.add(cc);
}
return v;
}
/**
* Return an ArrayList of the ClassControls in classMap.
* This is useful in that it provides a stable base for enumeration.
*/
public ArrayList collectClasses() {
ArrayList v = new ArrayList();
for (Iterator e = classMap.values().iterator(); e.hasNext(); )
v.add(e.next());
return v;
}
/**
* Look for a class source using the destination directory as a
* root directory for the lookup which represents the annotated output
* for the class specified. Return null if not found.
*/
public ClassFileSource lookupDestClass(String className) {
if (destClassPath == null && destinationDirectory != null)
destClassPath = new ClassPath(destinationDirectory.getPath());
return (destClassPath == null
? null : destClassPath.findClass(className));
}
// package local methods
/**
* The constructor
*/
public Environment() {
}
//@olsen: disabled feature
/*
public void setClassPath(String path) {
message("setting class path to " + path);
classPathOption = new ClassPath(path);
}
*/
public void setDestinationDirectory(String dir) {
final File dest = new File(dir);
if (destinationDirectory != null) {
//@olsen: support for I18N
error(getI18N("destination_directory_already_set",//NOI18N
dir,
destinationDirectory.getPath()));
return;
}
if (!dest.isDirectory()) {
error(getI18N("enhancer.destination_directory_not_exist",//NOI18N
dir));
return;
}
destinationDirectory = dest;
}
/**
* Update the class path to remove the destination directory if it
* is found in the class path.
*/
public void excludeDestinationDirectory() {
if (destinationDirectory != null)
classPathOption.remove(destinationDirectory);
}
/**
* Update the class path to move the destination directory to the
* end of the class path if it is found in the class path.
*/
public void moveDestinationDirectoryToEnd() {
if (destinationDirectory != null &&
classPathOption.remove(destinationDirectory))
classPathOption.append(destinationDirectory);
}
//@olsen: added method
public void setOutputWriter(PrintWriter out) {
this.out = out;
}
//@olsen: added method
public PrintWriter getOutputWriter() {
return out;
}
//@olsen: added method
public void setErrorWriter(PrintWriter err) {
this.err = err;
}
//@olsen: added method
public PrintWriter getErrorWriter() {
return err;
}
public void setVerbose(boolean beVerbose) {
verboseOption = beVerbose;
}
public boolean isVerbose() {
return this.verboseOption;
}
public void setQuiet(boolean beQuiet) {
quietOption = beQuiet;
}
//@olsen: disabled feature
/*
public void setModifyJavaClasses(boolean allowMods) {
modifyJavaClassesOption = allowMods;
}
*/
//@olsen: disabled feature
/*
public void setAllowFinalModifications(boolean allowMods) {
allowFinalFieldModifications = allowMods;
}
*/
public void setNoWrite(boolean dontWrite) {
noWriteOption = dontWrite;
}
// optimization control
//@olsen: disabled feature
/*
public void setNoArrayOptimization(boolean dontOpt) {
disableArrayHookCaching = dontOpt;
disableArrayElementFetch = dontOpt;
}
*/
public void setNoThisOptimization(boolean dontOpt) {
disableThisHookHoisting = dontOpt;
}
public void setNoInitializerOptimization(boolean dontOpt) {
disableInitializerAnnotationSuppression = dontOpt;
}
public void setNoOptimization(boolean dontOpt) {
//@olsen: disabled feature
/*
disableArrayHookCaching = dontOpt;
*/
disableThisHookHoisting = dontOpt;
disableInitializerAnnotationSuppression = dontOpt;
//@olsen: disabled feature
/*
disableArrayElementFetch = dontOpt;
*/
}
public void setForceOverwrite(boolean forceOverwrite) {
forceOverwriteOption = forceOverwrite;
}
//@olsen: disabled feature
/*
public void setUpdateInPlace(boolean inPlace) {
updateInPlaceOption = inPlace;
}
*/
//@olsen: disabled feature
/*
public void setPackageTranslation(String origPackage, String newPackage) {
// make special allowances for unpackaged classes
if (origPackage.equals("."))
origPackage = "";
if (newPackage.equals("."))
newPackage = "";
String validOrigPackage = validVMPackage(origPackage);
String validNewPackage = validVMPackage(newPackage);
if (validOrigPackage == null)
error("The name \"" + origPackage + "\" is not a valid package name.");
else if (validNewPackage == null)
error("The name \"" + newPackage + "\" is not a valid package name.");
translations.put(validOrigPackage, validNewPackage);
}
*/
/**
* Add a suppression entry for a class
*/
public void suppressClassWarnings(String className) {
classSuppressions.put(className, className);
}
/**
* Add a suppression entry for a field of a class
*/
public void suppressFieldWarnings(String fullFieldName) {
fieldSuppressions.put(fullFieldName, fullFieldName);
}
/**
* Convert a user package name to a VM package name.
* If the package name isn't valid, return null instead.
*/
static String validVMPackage(String pkg) {
StringBuilder buf = new StringBuilder();
int i=0;
while (i
