| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 1999 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" |
| * nor may "Apache" appear in their names without prior written |
| * permission of the Apache Group. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * 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 |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * 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; |
| |
| import org.apache.tools.ant.BuildException; |
| import org.apache.tools.ant.DirectoryScanner; |
| import org.apache.tools.ant.Project; |
| import org.apache.tools.ant.types.*; |
| import org.apache.tools.ant.util.*; |
| import org.apache.tools.ant.taskdefs.compilers.*; |
| |
| import java.io.File; |
| |
| /** |
| * Task to compile Java source files. This task can take the following |
| * arguments: |
| * <ul> |
| * <li>sourcedir |
| * <li>destdir |
| * <li>deprecation |
| * <li>classpath |
| * <li>bootclasspath |
| * <li>extdirs |
| * <li>optimize |
| * <li>debug |
| * <li>encoding |
| * <li>target |
| * <li>depend |
| * <li>vebose |
| * <li>failonerror |
| * <li>includeantruntime |
| * <li>includejavaruntime |
| * <li>source |
| * </ul> |
| * Of these arguments, the <b>sourcedir</b> and <b>destdir</b> are required. |
| * <p> |
| * When this task executes, it will recursively scan the sourcedir and |
| * destdir looking for Java source files to compile. This task makes its |
| * compile decision based on timestamp. |
| * |
| * @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 class Javac extends MatchingTask { |
| |
| private static final String FAIL_MSG |
| = "Compile failed, messages should have been provided."; |
| |
| private Path src; |
| private File destDir; |
| private Path compileClasspath; |
| private String encoding; |
| private boolean debug = false; |
| private boolean optimize = false; |
| private boolean deprecation = false; |
| private boolean depend = false; |
| private boolean verbose = false; |
| private String target; |
| private Path bootclasspath; |
| private Path extdirs; |
| private boolean includeAntRuntime = true; |
| private boolean includeJavaRuntime = false; |
| private boolean fork = false; |
| private boolean nowarn = false; |
| private String memoryInitialSize; |
| private String memoryMaximumSize; |
| |
| protected boolean failOnError = true; |
| protected File[] compileList = new File[0]; |
| |
| private String source; |
| |
| /** |
| * Get the value of source. |
| * @return value of source. |
| */ |
| public String getSource() { |
| return source; |
| } |
| |
| /** |
| * Set the value of source. |
| * @param v Value to assign to source. |
| */ |
| public void setSource(String v) { |
| this.source = v; |
| } |
| |
| /** |
| * Create a nested <src ...> element for multiple source path |
| * support. |
| * |
| * @return a nexted src element. |
| */ |
| public Path createSrc() { |
| if (src == null) { |
| src = new Path(project); |
| } |
| return src.createPath(); |
| } |
| |
| /** |
| * Set the source dirs to find the source Java files. |
| */ |
| public void setSrcdir(Path srcDir) { |
| if (src == null) { |
| src = srcDir; |
| } else { |
| src.append(srcDir); |
| } |
| } |
| |
| /** Gets the source dirs to find the source java files. */ |
| public Path getSrcdir() { |
| return src; |
| } |
| |
| /** |
| * Set the destination directory into which the Java source |
| * files should be compiled. |
| */ |
| public void setDestdir(File destDir) { |
| this.destDir = destDir; |
| } |
| |
| /** |
| * Gets the destination directory into which the java source files |
| * should be compiled. |
| */ |
| public File getDestdir() { |
| return destDir; |
| } |
| |
| /** |
| * Set the classpath to be used for this compilation. |
| */ |
| public void setClasspath(Path classpath) { |
| if (compileClasspath == null) { |
| compileClasspath = classpath; |
| } else { |
| compileClasspath.append(classpath); |
| } |
| } |
| |
| /** Gets the classpath to be used for this compilation. */ |
| public Path getClasspath() { |
| return compileClasspath; |
| } |
| |
| /** |
| * Maybe creates a nested classpath element. |
| */ |
| public Path createClasspath() { |
| if (compileClasspath == null) { |
| compileClasspath = new Path(project); |
| } |
| return compileClasspath.createPath(); |
| } |
| |
| /** |
| * Adds a reference to a CLASSPATH defined elsewhere. |
| */ |
| public void setClasspathRef(Reference r) { |
| createClasspath().setRefid(r); |
| } |
| |
| /** |
| * Sets the bootclasspath that will be used to compile the classes |
| * against. |
| */ |
| public void setBootclasspath(Path bootclasspath) { |
| if (this.bootclasspath == null) { |
| this.bootclasspath = bootclasspath; |
| } else { |
| this.bootclasspath.append(bootclasspath); |
| } |
| } |
| |
| /** |
| * Gets the bootclasspath that will be used to compile the classes |
| * against. |
| */ |
| public Path getBootclasspath() { |
| return bootclasspath; |
| } |
| |
| /** |
| * Maybe creates a nested classpath element. |
| */ |
| public Path createBootclasspath() { |
| if (bootclasspath == null) { |
| bootclasspath = new Path(project); |
| } |
| return bootclasspath.createPath(); |
| } |
| |
| /** |
| * Adds a reference to a CLASSPATH defined elsewhere. |
| */ |
| public void setBootClasspathRef(Reference r) { |
| createBootclasspath().setRefid(r); |
| } |
| |
| /** |
| * Sets the extension directories that will be used during the |
| * compilation. |
| */ |
| public void setExtdirs(Path extdirs) { |
| if (this.extdirs == null) { |
| this.extdirs = extdirs; |
| } else { |
| this.extdirs.append(extdirs); |
| } |
| } |
| |
| /** |
| * Gets the extension directories that will be used during the |
| * compilation. |
| */ |
| public Path getExtdirs() { |
| return extdirs; |
| } |
| |
| /** |
| * Maybe creates a nested classpath element. |
| */ |
| public Path createExtdirs() { |
| if (extdirs == null) { |
| extdirs = new Path(project); |
| } |
| return extdirs.createPath(); |
| } |
| |
| /** |
| * Throw a BuildException if compilation fails |
| */ |
| public void setFailonerror(boolean fail) { |
| failOnError = fail; |
| } |
| |
| /** |
| * Proceed if compilation fails |
| */ |
| public void setProceed(boolean proceed) { |
| failOnError = !proceed; |
| } |
| |
| /** |
| * Gets the failonerror flag. |
| */ |
| public boolean getFailonerror() { |
| return failOnError; |
| } |
| |
| /** |
| * Set the deprecation flag. |
| */ |
| public void setDeprecation(boolean deprecation) { |
| this.deprecation = deprecation; |
| } |
| |
| /** Gets the deprecation flag. */ |
| public boolean getDeprecation() { |
| return deprecation; |
| } |
| |
| /** |
| * Set the memoryInitialSize flag. |
| */ |
| public void setMemoryInitialSize(String memoryInitialSize) { |
| this.memoryInitialSize = memoryInitialSize; |
| } |
| |
| /** Gets the memoryInitialSize flag. */ |
| public String getMemoryInitialSize() { |
| return memoryInitialSize; |
| } |
| |
| /** |
| * Set the memoryMaximumSize flag. |
| */ |
| public void setMemoryMaximumSize(String memoryMaximumSize) { |
| this.memoryMaximumSize = memoryMaximumSize; |
| } |
| |
| /** Gets the memoryMaximumSize flag. */ |
| public String getMemoryMaximumSize() { |
| return memoryMaximumSize; |
| } |
| |
| /** |
| * Set the Java source file encoding name. |
| */ |
| public void setEncoding(String encoding) { |
| this.encoding = encoding; |
| } |
| |
| /** Gets the java source file encoding name. */ |
| public String getEncoding() { |
| return encoding; |
| } |
| |
| /** |
| * Set the debug flag. |
| */ |
| public void setDebug(boolean debug) { |
| this.debug = debug; |
| } |
| |
| /** Gets the debug flag. */ |
| public boolean getDebug() { |
| return debug; |
| } |
| |
| /** |
| * Set the optimize flag. |
| */ |
| public void setOptimize(boolean optimize) { |
| this.optimize = optimize; |
| } |
| |
| /** Gets the optimize flag. */ |
| public boolean getOptimize() { |
| return optimize; |
| } |
| |
| /** |
| * Set the depend flag. |
| */ |
| public void setDepend(boolean depend) { |
| this.depend = depend; |
| } |
| |
| /** Gets the depend flag. */ |
| public boolean getDepend() { |
| return depend; |
| } |
| |
| /** |
| * Set the verbose flag. |
| */ |
| public void setVerbose(boolean verbose) { |
| this.verbose = verbose; |
| } |
| |
| /** Gets the verbose flag. */ |
| public boolean getVerbose() { |
| return verbose; |
| } |
| |
| /** |
| * Sets the target VM that the classes will be compiled for. Valid |
| * strings are "1.1", "1.2", and "1.3". |
| */ |
| public void setTarget(String target) { |
| this.target = target; |
| } |
| |
| /** Gets the target VM that the classes will be compiled for. */ |
| public String getTarget() { |
| return target; |
| } |
| |
| /** |
| * Include ant's own classpath in this task's classpath? |
| */ |
| public void setIncludeantruntime( boolean include ) { |
| includeAntRuntime = include; |
| } |
| |
| /** |
| * Gets whether or not the ant classpath is to be included in the |
| * task's classpath. |
| */ |
| public boolean getIncludeantruntime() { |
| return includeAntRuntime; |
| } |
| |
| /** |
| * Sets whether or not to include the java runtime libraries to this |
| * task's classpath. |
| */ |
| public void setIncludejavaruntime( boolean include ) { |
| includeJavaRuntime = include; |
| } |
| |
| /** |
| * Gets whether or not the java runtime should be included in this |
| * task's classpath. |
| */ |
| public boolean getIncludejavaruntime() { |
| return includeJavaRuntime; |
| } |
| |
| /** |
| * Sets whether to fork the javac compiler. |
| */ |
| public void setFork(boolean fork) |
| { |
| this.fork = fork; |
| } |
| |
| /** |
| * Is this a forked invocation of JDK's javac? |
| */ |
| public boolean isForkedJavac() { |
| return fork || |
| "extJavac".equals(project.getProperty("build.compiler")); |
| } |
| |
| |
| /** |
| * Sets whether the -nowarn option should be used. |
| */ |
| public void setNowarn(boolean flag) { |
| this.nowarn = flag; |
| } |
| |
| /** |
| * Should the -nowarn option be used. |
| */ |
| public boolean getNowarn() { |
| return nowarn; |
| } |
| |
| /** |
| * Executes the task. |
| */ |
| public void execute() throws BuildException { |
| // first off, make sure that we've got a srcdir |
| |
| if (src == null) { |
| throw new BuildException("srcdir attribute must be set!", location); |
| } |
| String [] list = src.list(); |
| if (list.length == 0) { |
| throw new BuildException("srcdir attribute must be set!", location); |
| } |
| |
| if (destDir != null && !destDir.isDirectory()) { |
| throw new BuildException("destination directory \"" + destDir + "\" does not exist or is not a directory", location); |
| } |
| |
| // scan source directories and dest directory to build up |
| // compile lists |
| resetFileLists(); |
| for (int i=0; i<list.length; i++) { |
| File srcDir = (File)project.resolveFile(list[i]); |
| if (!srcDir.exists()) { |
| throw new BuildException("srcdir \"" + srcDir.getPath() + "\" does not exist!", location); |
| } |
| |
| DirectoryScanner ds = this.getDirectoryScanner(srcDir); |
| |
| String[] files = ds.getIncludedFiles(); |
| |
| scanDir(srcDir, destDir != null ? destDir : srcDir, files); |
| } |
| |
| // compile the source files |
| |
| String compiler = project.getProperty("build.compiler"); |
| |
| if (fork) { |
| if (compiler != null) { |
| if (isJdkCompiler(compiler)) { |
| log("Since fork is true, ignoring build.compiler setting.", |
| Project.MSG_WARN); |
| compiler = "extJavac"; |
| } |
| else { |
| log("Since build.compiler setting isn't classic or modern, ignoring fork setting.", Project.MSG_WARN); |
| } |
| } |
| else { |
| compiler = "extJavac"; |
| } |
| } |
| |
| if (compiler == null) { |
| if (Project.getJavaVersion() != Project.JAVA_1_1 && |
| Project.getJavaVersion() != Project.JAVA_1_2) { |
| compiler = "modern"; |
| } else { |
| compiler = "classic"; |
| } |
| } |
| |
| if (compileList.length > 0) { |
| |
| CompilerAdapter adapter = CompilerAdapterFactory.getCompiler( |
| compiler, this ); |
| log("Compiling " + compileList.length + |
| " source file" |
| + (compileList.length == 1 ? "" : "s") |
| + (destDir != null ? " to " + destDir : "")); |
| |
| // now we need to populate the compiler adapter |
| adapter.setJavac( this ); |
| |
| // finally, lets execute the compiler!! |
| if (!adapter.execute()) { |
| if (failOnError) { |
| throw new BuildException(FAIL_MSG, location); |
| } |
| else { |
| log(FAIL_MSG, Project.MSG_ERR); |
| } |
| } |
| } |
| } |
| |
| /** |
| * Clear the list of files to be compiled and copied.. |
| */ |
| protected void resetFileLists() { |
| compileList = new File[0]; |
| } |
| |
| /** |
| * Scans the directory looking for source files to be compiled. |
| * The results are returned in the class variable compileList |
| */ |
| protected void scanDir(File srcDir, File destDir, String files[]) { |
| GlobPatternMapper m = new GlobPatternMapper(); |
| m.setFrom("*.java"); |
| m.setTo("*.class"); |
| SourceFileScanner sfs = new SourceFileScanner(this); |
| File[] newFiles = sfs.restrictAsFiles(files, srcDir, destDir, m); |
| |
| if (newFiles.length > 0) { |
| File[] newCompileList = new File[compileList.length + |
| newFiles.length]; |
| System.arraycopy(compileList, 0, newCompileList, 0, |
| compileList.length); |
| System.arraycopy(newFiles, 0, newCompileList, |
| compileList.length, newFiles.length); |
| compileList = newCompileList; |
| } |
| } |
| |
| /** Gets the list of files to be compiled. */ |
| public File[] getFileList() { |
| return compileList; |
| } |
| |
| protected boolean isJdkCompiler(String compiler) { |
| return "modern".equals(compiler) || |
| "classic".equals(compiler) || |
| "javac1.1".equals(compiler) || |
| "javac1.2".equals(compiler) || |
| "javac1.3".equals(compiler) || |
| "javac1.4".equals(compiler); |
| } |
| |
| } |