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Diffstat (limited to 'src/proguard/ant/ConfigurationTask.java')
| -rw-r--r-- | src/proguard/ant/ConfigurationTask.java | 440 |
1 files changed, 440 insertions, 0 deletions
diff --git a/src/proguard/ant/ConfigurationTask.java b/src/proguard/ant/ConfigurationTask.java new file mode 100644 index 0000000..0d2f04f --- /dev/null +++ b/src/proguard/ant/ConfigurationTask.java @@ -0,0 +1,440 @@ +/* + * ProGuard -- shrinking, optimization, obfuscation, and preverification + * of Java bytecode. + * + * Copyright (c) 2002-2009 Eric Lafortune (eric@graphics.cornell.edu) + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +package proguard.ant; + +import org.apache.tools.ant.*; +import proguard.*; + +import java.io.IOException; +import java.util.*; + +/** + * This Task allows to define a ProGuard configuration from Ant. + * + * @author Eric Lafortune + */ +public class ConfigurationTask extends Task +{ + protected final Configuration configuration = new Configuration(); + + + /** + * Adds the contents of this configuration task to the given configuration. + * @param configuration the configuration to be extended. + */ + public void appendTo(Configuration configuration) + { + // Append all of these configuration entries to the given configuration. + configuration.programJars = extendClassPath(configuration.programJars, + this.configuration.programJars); + + configuration.libraryJars = extendClassPath(configuration.libraryJars, + this.configuration.libraryJars); + + configuration.keep = extendClassSpecifications(configuration.keep, + this.configuration.keep); + + configuration.keepDirectories = extendList(configuration.keepDirectories, + this.configuration.keepDirectories); + + configuration.whyAreYouKeeping = extendClassSpecifications(configuration.whyAreYouKeeping, + this.configuration.whyAreYouKeeping); + + configuration.optimizations = extendClassSpecifications(configuration.optimizations, + this.configuration.optimizations); + + configuration.assumeNoSideEffects = extendClassSpecifications(configuration.assumeNoSideEffects, + this.configuration.assumeNoSideEffects); + + configuration.keepPackageNames = extendList(configuration.keepPackageNames, + this.configuration.keepPackageNames); + + configuration.keepAttributes = extendList(configuration.keepAttributes, + this.configuration.keepAttributes); + + configuration.adaptClassStrings = extendList(configuration.adaptClassStrings, + this.configuration.adaptClassStrings); + + configuration.adaptResourceFileNames = extendList(configuration.adaptResourceFileNames, + this.configuration.adaptResourceFileNames); + + configuration.adaptResourceFileContents = extendList(configuration.adaptResourceFileContents, + this.configuration.adaptResourceFileContents); + + configuration.note = extendList(configuration.note, + this.configuration.note); + + configuration.warn = extendList(configuration.warn, + this.configuration.warn); + } + + + // Ant task nested elements. + + public void addConfiguredInjar(ClassPathElement classPathElement) + { + configuration.programJars = extendClassPath(configuration.programJars, + classPathElement, + false); + } + + + public void addConfiguredOutjar(ClassPathElement classPathElement) + { + configuration.programJars = extendClassPath(configuration.programJars, + classPathElement, + true); + } + + + public void addConfiguredLibraryjar(ClassPathElement classPathElement) + { + configuration.libraryJars = extendClassPath(configuration.libraryJars, + classPathElement, + false); + } + + + public void addConfiguredKeepdirectory(FilterElement filterElement) + { + configuration.keepDirectories = extendFilter(configuration.keepDirectories, + filterElement); + } + + + public void addConfiguredKeepdirectories(FilterElement filterElement) + { + configuration.keepDirectories = extendFilter(configuration.keepDirectories, + filterElement); + } + + + public void addConfiguredKeep(KeepSpecificationElement keepSpecificationElement) + { + configuration.keep = extendKeepSpecifications(configuration.keep, + keepSpecificationElement, + true, + false); + } + + + public void addConfiguredKeepclassmembers(KeepSpecificationElement keepSpecificationElement) + { + configuration.keep = extendKeepSpecifications(configuration.keep, + keepSpecificationElement, + false, + false); + } + + + public void addConfiguredKeepclasseswithmembers(KeepSpecificationElement keepSpecificationElement) + { + configuration.keep = extendKeepSpecifications(configuration.keep, + keepSpecificationElement, + true, + true); + } + + + public void addConfiguredKeepnames(KeepSpecificationElement keepSpecificationElement) + { + // Set the shrinking flag, based on the name (backward compatibility). + keepSpecificationElement.setAllowshrinking(true); + + configuration.keep = extendKeepSpecifications(configuration.keep, + keepSpecificationElement, + true, + false); + } + + + public void addConfiguredKeepclassmembernames(KeepSpecificationElement keepSpecificationElement) + { + // Set the shrinking flag, based on the name (backward compatibility). + keepSpecificationElement.setAllowshrinking(true); + + configuration.keep = extendKeepSpecifications(configuration.keep, + keepSpecificationElement, + false, + false); + } + + + public void addConfiguredKeepclasseswithmembernames(KeepSpecificationElement keepSpecificationElement) + { + // Set the shrinking flag, based on the name (backward compatibility). + keepSpecificationElement.setAllowshrinking(true); + + configuration.keep = extendKeepSpecifications(configuration.keep, + keepSpecificationElement, + true, + true); + } + + + public void addConfiguredWhyareyoukeeping(ClassSpecificationElement classSpecificationElement) + { + configuration.whyAreYouKeeping = extendClassSpecifications(configuration.whyAreYouKeeping, + classSpecificationElement); + } + + + public void addConfiguredAssumenosideeffects(ClassSpecificationElement classSpecificationElement) + { + configuration.assumeNoSideEffects = extendClassSpecifications(configuration.assumeNoSideEffects, + classSpecificationElement); + } + + + public void addConfiguredOptimizations(FilterElement filterElement) + { + addConfiguredOptimization(filterElement); + } + + + public void addConfiguredOptimization(FilterElement filterElement) + { + configuration.optimizations = extendFilter(configuration.optimizations, + filterElement); + } + + + public void addConfiguredKeeppackagename(FilterElement filterElement) + { + configuration.keepPackageNames = extendFilter(configuration.keepPackageNames, + filterElement, + true); + } + + + public void addConfiguredKeeppackagenames(FilterElement filterElement) + { + configuration.keepPackageNames = extendFilter(configuration.keepPackageNames, + filterElement, + true); + } + + + public void addConfiguredKeepattributes(FilterElement filterElement) + { + addConfiguredKeepattribute(filterElement); + } + + + public void addConfiguredKeepattribute(FilterElement filterElement) + { + configuration.keepAttributes = extendFilter(configuration.keepAttributes, + filterElement); + } + + + public void addConfiguredAdaptclassstrings(FilterElement filterElement) + { + configuration.adaptClassStrings = extendFilter(configuration.adaptClassStrings, + filterElement, true); + } + + + public void addConfiguredAdaptresourcefilenames(FilterElement filterElement) + { + configuration.adaptResourceFileNames = extendFilter(configuration.adaptResourceFileNames, + filterElement); + } + + + public void addConfiguredAdaptresourcefilecontents(FilterElement filterElement) + { + configuration.adaptResourceFileContents = extendFilter(configuration.adaptResourceFileContents, + filterElement); + } + + + public void addConfiguredDontnote(FilterElement filterElement) + { + configuration.note = extendFilter(configuration.note, filterElement, true); + } + + + public void addConfiguredDontwarn(FilterElement filterElement) + { + configuration.warn = extendFilter(configuration.warn, filterElement, true); + } + + + public void addConfiguredConfiguration(ConfigurationElement configurationElement) + { + configurationElement.appendTo(configuration); + } + + + // Implementations for Task. + + public void addText(String text) throws BuildException + { + try + { + String arg = getProject().replaceProperties(text); + + ConfigurationParser parser = new ConfigurationParser(new String[] { arg }, + getProject().getBaseDir()); + + try + { + parser.parse(configuration); + } + catch (ParseException ex) + { + throw new BuildException(ex.getMessage()); + } + finally + { + parser.close(); + } + } + catch (IOException ex) + { + throw new BuildException(ex.getMessage()); + } + } + + + // Small utility methods. + + private ClassPath extendClassPath(ClassPath classPath, + ClassPathElement classPathElement, + boolean output) + { + if (classPath == null) + { + classPath = new ClassPath(); + } + + classPathElement.appendClassPathEntriesTo(classPath, + output); + + return classPath; + } + + + private ClassPath extendClassPath(ClassPath classPath, + ClassPath additionalClassPath) + { + if (additionalClassPath != null) + { + if (classPath == null) + { + classPath = new ClassPath(); + } + + classPath.addAll(additionalClassPath); + } + + return classPath; + } + + + private List extendKeepSpecifications(List keepSpecifications, + KeepSpecificationElement keepSpecificationElement, + boolean markClasses, + boolean markClassesConditionally) + { + if (keepSpecifications == null) + { + keepSpecifications = new ArrayList(); + } + + keepSpecificationElement.appendTo(keepSpecifications, + markClasses, + markClassesConditionally); + + return keepSpecifications; + } + + + private List extendClassSpecifications(List classSpecifications, + ClassSpecificationElement classSpecificationElement) + { + if (classSpecifications == null) + { + classSpecifications = new ArrayList(); + } + + classSpecificationElement.appendTo(classSpecifications); + + return classSpecifications; + } + + + private List extendClassSpecifications(List classSpecifications, + List additionalClassSpecifications) + { + if (additionalClassSpecifications != null) + { + if (classSpecifications == null) + { + classSpecifications = new ArrayList(); + } + + classSpecifications.addAll(additionalClassSpecifications); + } + + return classSpecifications; + } + + + private List extendFilter(List filter, + FilterElement filterElement) + { + return extendFilter(filter, filterElement, false); + } + + + private List extendFilter(List filter, + FilterElement filterElement, + boolean internal) + { + if (filter == null) + { + filter = new ArrayList(); + } + + filterElement.appendTo(filter, internal); + + return filter; + } + + + private List extendList(List list, + List additionalList) + { + if (additionalList != null) + { + if (list == null) + { + list = new ArrayList(); + } + + list.addAll(additionalList); + } + + return list; + } +} |