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/*
* The Apache Software License, Version 1.1
*
* Copyright (c) 2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Ant", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache"
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*
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
package org.apache.tools.ant.taskdefs.compilers;
import org.apache.tools.ant.*;
import org.apache.tools.ant.taskdefs.*;
import org.apache.tools.ant.types.*;
import java.io.*;
import java.util.Random;
/**
* This is the default implementation for the CompilerAdapter interface.
* Currently, this is a cut-and-paste of the original javac task.
*
* @author James Davidson <a href="mailto:duncan@x180.com">duncan@x180.com</a>
* @author Robin Green <a href="mailto:greenrd@hotmail.com">greenrd@hotmail.com</a>
* @author <a href="mailto:stefan.bodewig@epost.de">Stefan Bodewig</a>
* @author <a href="mailto:jayglanville@home.com">J D Glanville</a>
*/
public abstract class DefaultCompilerAdapter implements CompilerAdapter {
/* jdg - TODO - all these attributes are currently protected, but they
* should probably be private in the near future.
*/
protected Path src;
protected File destDir;
protected String encoding;
protected boolean debug = false;
protected boolean optimize = false;
protected boolean deprecation = false;
protected boolean depend = false;
protected boolean verbose = false;
protected String target;
protected Path bootclasspath;
protected Path extdirs;
protected Path compileClasspath;
protected Project project;
protected Location location;
protected boolean includeAntRuntime;
protected boolean includeJavaRuntime;
protected String memoryInitialSize;
protected String memoryMaximumSize;
protected File[] compileList;
protected static String lSep = System.getProperty("line.separator");
protected Javac attributes;
public void setJavac( Javac attributes ) {
this.attributes = attributes;
src = attributes.getSrcdir();
destDir = attributes.getDestdir();
encoding = attributes.getEncoding();
debug = attributes.getDebug();
optimize = attributes.getOptimize();
deprecation = attributes.getDeprecation();
depend = attributes.getDepend();
verbose = attributes.getVerbose();
target = attributes.getTarget();
bootclasspath = attributes.getBootclasspath();
extdirs = attributes.getExtdirs();
compileList = attributes.getFileList();
compileClasspath = attributes.getClasspath();
project = attributes.getProject();
location = attributes.getLocation();
includeAntRuntime = attributes.getIncludeantruntime();
includeJavaRuntime = attributes.getIncludejavaruntime();
memoryInitialSize = attributes.getMemoryInitialSize();
memoryMaximumSize = attributes.getMemoryMaximumSize();
}
public Javac getJavac() {
return attributes;
}
/**
* Builds the compilation classpath.
*
*/
protected Path getCompileClasspath() {
Path classpath = new Path(project);
// add dest dir to classpath so that previously compiled and
// untouched classes are on classpath
if (destDir != null) {
classpath.setLocation(destDir);
}
// Combine the build classpath with the system classpath, in an
// order determined by the value of build.classpath
if (compileClasspath == null) {
if ( includeAntRuntime ) {
classpath.addExisting(Path.systemClasspath);
}
} else {
if ( includeAntRuntime ) {
classpath.addExisting(compileClasspath.concatSystemClasspath("last"));
} else {
classpath.addExisting(compileClasspath.concatSystemClasspath("ignore"));
}
}
if (includeJavaRuntime) {
// XXX move this stuff to a separate class, code is identical to
// code in ../rmic/DefaultRmicAdapter
if (System.getProperty("java.vendor").toLowerCase().indexOf("microsoft") >= 0) {
// Pull in *.zip from packages directory
FileSet msZipFiles = new FileSet();
msZipFiles.setDir(new File(System.getProperty("java.home") + File.separator + "Packages"));
msZipFiles.setIncludes("*.ZIP");
classpath.addFileset(msZipFiles);
}
else if (Project.getJavaVersion() == Project.JAVA_1_1) {
classpath.addExisting(new Path(null,
System.getProperty("java.home")
+ File.separator + "lib"
+ File.separator
+ "classes.zip"));
} else {
// JDK > 1.1 seems to set java.home to the JRE directory.
classpath.addExisting(new Path(null,
System.getProperty("java.home")
+ File.separator + "lib"
+ File.separator + "rt.jar"));
// Just keep the old version as well and let addExistingToPath
// sort it out.
classpath.addExisting(new Path(null,
System.getProperty("java.home")
+ File.separator +"jre"
+ File.separator + "lib"
+ File.separator + "rt.jar"));
// Added for MacOS X
classpath.addExisting(new Path(null,
System.getProperty("java.home")
+ File.separator + ".."
+ File.separator + "Classes"
+ File.separator + "classes.jar"));
classpath.addExisting(new Path(null,
System.getProperty("java.home")
+ File.separator + ".."
+ File.separator + "Classes"
+ File.separator + "ui.jar"));
}
}
return classpath;
}
/**
* Does the command line argument processing common to classic and
* modern. Doesn't add the files to compile.
*/
protected Commandline setupJavacCommandlineSwitches(Commandline cmd) {
Path classpath = getCompileClasspath();
// we cannot be using Java 1.0 when forking, so we only have to
// distinguish between Java 1.1, and Java 1.2 and higher, as Java 1.1
// has its own parameter format
boolean usingJava1_1 = Project.getJavaVersion().equals(Project.JAVA_1_1);
String memoryParameterPrefix = usingJava1_1 ? "-J-" : "-J-X";
if (memoryInitialSize != null) {
if (!attributes.isForkedJavac()) {
attributes.log("Since fork is false, ignoring memoryInitialSize setting.",
Project.MSG_WARN);
} else {
cmd.createArgument().setValue(memoryParameterPrefix+"ms"+memoryInitialSize);
}
}
if (memoryMaximumSize != null) {
if (!attributes.isForkedJavac()) {
attributes.log("Since fork is false, ignoring memoryMaximumSize setting.",
Project.MSG_WARN);
} else {
cmd.createArgument().setValue(memoryParameterPrefix+"mx"+memoryMaximumSize);
}
}
if (attributes.getNowarn()) {
cmd.createArgument().setValue("-nowarn");
}
if (deprecation == true) {
cmd.createArgument().setValue("-deprecation");
}
if (destDir != null) {
cmd.createArgument().setValue("-d");
cmd.createArgument().setFile(destDir);
}
cmd.createArgument().setValue("-classpath");
// Just add "sourcepath" to classpath ( for JDK1.1 )
// as well as "bootclasspath" and "extdirs"
if (Project.getJavaVersion().startsWith("1.1")) {
Path cp = new Path(project);
/*
* XXX - This doesn't mix very well with build.systemclasspath,
*/
if (bootclasspath != null) {
cp.append(bootclasspath);
}
if (extdirs != null) {
addExtdirsToClasspath(cp);
}
cp.append(classpath);
cp.append(src);
cmd.createArgument().setPath(cp);
} else {
cmd.createArgument().setPath(classpath);
cmd.createArgument().setValue("-sourcepath");
cmd.createArgument().setPath(src);
if (target != null) {
cmd.createArgument().setValue("-target");
cmd.createArgument().setValue(target);
}
if (bootclasspath != null) {
cmd.createArgument().setValue("-bootclasspath");
cmd.createArgument().setPath(bootclasspath);
}
if (extdirs != null) {
cmd.createArgument().setValue("-extdirs");
cmd.createArgument().setPath(extdirs);
}
}
if (encoding != null) {
cmd.createArgument().setValue("-encoding");
cmd.createArgument().setValue(encoding);
}
if (debug) {
cmd.createArgument().setValue("-g");
} else if (Project.getJavaVersion() != Project.JAVA_1_0 &&
Project.getJavaVersion() != Project.JAVA_1_1) {
cmd.createArgument().setValue("-g:none");
}
if (optimize) {
cmd.createArgument().setValue("-O");
}
if (depend) {
if (Project.getJavaVersion().startsWith("1.1")) {
cmd.createArgument().setValue("-depend");
} else if (Project.getJavaVersion().startsWith("1.2")) {
cmd.createArgument().setValue("-Xdepend");
} else {
attributes.log("depend attribute is not supported by the modern compiler",
Project.MSG_WARN);
}
}
if (verbose) {
cmd.createArgument().setValue("-verbose");
}
return cmd;
}
/**
* Does the command line argument processing common to classic and
* modern and adds the files to compile as well.
*/
protected Commandline setupModernJavacCommand() {
Commandline cmd = new Commandline();
setupJavacCommandlineSwitches(cmd);
if (attributes.getSource() != null) {
cmd.createArgument().setValue("-source");
cmd.createArgument().setValue(attributes.getSource());
}
logAndAddFilesToCompile(cmd);
return cmd;
}
/**
* Does the command line argument processing common to classic and
* modern and adds the files to compile as well.
*/
protected Commandline setupJavacCommand() {
Commandline cmd = new Commandline();
setupJavacCommandlineSwitches(cmd);
logAndAddFilesToCompile(cmd);
return cmd;
}
/**
* Logs the compilation parameters, adds the files to compile and logs the
* &qout;niceSourceList&quot;
*/
protected void logAndAddFilesToCompile(Commandline cmd) {
attributes.log("Compilation args: " + cmd.toString(),
Project.MSG_VERBOSE);
StringBuffer niceSourceList = new StringBuffer("File");
if (compileList.length != 1) {
niceSourceList.append("s");
}
niceSourceList.append(" to be compiled:");
niceSourceList.append(lSep);
for (int i=0; i < compileList.length; i++) {
String arg = compileList[i].getAbsolutePath();
cmd.createArgument().setValue(arg);
niceSourceList.append(" " + arg + lSep);
}
attributes.log(niceSourceList.toString(), Project.MSG_VERBOSE);
}
/**
* Do the compile with the specified arguments.
* @param args - arguments to pass to process on command line
* @param firstFileName - index of the first source file in args
*/
protected int executeExternalCompile(String[] args, int firstFileName) {
String[] commandArray = null;
File tmpFile = null;
try {
/*
* Many system have been reported to get into trouble with
* long command lines - no, not only Windows ;-).
*
* POSIX seems to define a lower limit of 4k, so use a temporary
* file if the total length of the command line exceeds this limit.
*/
if (Commandline.toString(args).length() > 4096) {
PrintWriter out = null;
try {
tmpFile = new File("jikes"+(new Random(System.currentTimeMillis())).nextLong());
out = new PrintWriter(new FileWriter(tmpFile));
for (int i = firstFileName; i < args.length; i++) {
out.println(args[i]);
}
out.flush();
commandArray = new String[firstFileName+1];
System.arraycopy(args, 0, commandArray, 0, firstFileName);
commandArray[firstFileName] = "@" + tmpFile.getAbsolutePath();
} catch (IOException e) {
throw new BuildException("Error creating temporary file", e, location);
} finally {
if (out != null) {
try {out.close();} catch (Throwable t) {}
}
}
} else {
commandArray = args;
}
try {
Execute exe = new Execute(new LogStreamHandler(attributes,
Project.MSG_INFO,
Project.MSG_WARN));
exe.setAntRun(project);
exe.setWorkingDirectory(project.getBaseDir());
exe.setCommandline(commandArray);
exe.execute();
return exe.getExitValue();
} catch (IOException e) {
throw new BuildException("Error running " + args[0]
+ " compiler", e, location);
}
} finally {
if (tmpFile != null) {
tmpFile.delete();
}
}
}
/**
* Emulation of extdirs feature in java >= 1.2.
* This method adds all files in the given
* directories (but not in sub-directories!) to the classpath,
* so that you don't have to specify them all one by one.
* @param classpath - Path to append files to
*/
protected void addExtdirsToClasspath(Path classpath) {
if (extdirs == null) {
String extProp = System.getProperty("java.ext.dirs");
if (extProp != null) {
extdirs = new Path(project, extProp);
} else {
return;
}
}
String[] dirs = extdirs.list();
for (int i=0; i<dirs.length; i++) {
if (!dirs[i].endsWith(File.separator)) {
dirs[i] += File.separator;
}
File dir = project.resolveFile(dirs[i]);
FileSet fs = new FileSet();
fs.setDir(dir);
fs.setIncludes("*");
classpath.addFileset(fs);
}
}
}