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Diffstat (limited to 'src/proguard/optimize/info/StaticInitializerContainingClassMarker.java')
-rw-r--r-- | src/proguard/optimize/info/StaticInitializerContainingClassMarker.java | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/proguard/optimize/info/StaticInitializerContainingClassMarker.java b/src/proguard/optimize/info/StaticInitializerContainingClassMarker.java new file mode 100644 index 0000000..3a7e642 --- /dev/null +++ b/src/proguard/optimize/info/StaticInitializerContainingClassMarker.java @@ -0,0 +1,65 @@ +/* + * ProGuard -- shrinking, optimization, obfuscation, and preverification + * of Java bytecode. + * + * Copyright (c) 2002-2013 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.optimize.info; + +import proguard.classfile.*; +import proguard.classfile.util.SimplifiedVisitor; +import proguard.classfile.visitor.*; + +/** + * This ClassVisitor marks all classes that contain static initializers. + * + * @author Eric Lafortune + */ +public class StaticInitializerContainingClassMarker +extends SimplifiedVisitor +implements ClassVisitor +{ + // Implementations for ClassVisitor. + + public void visitAnyClass(Clazz clazz) + { + if (clazz.findMethod(ClassConstants.INTERNAL_METHOD_NAME_CLINIT, + ClassConstants.INTERNAL_METHOD_TYPE_CLINIT) != null) + { + setStaticInitializer(clazz); + } + } + + + // Small utility methods. + + private static void setStaticInitializer(Clazz clazz) + { + ClassOptimizationInfo info = ClassOptimizationInfo.getClassOptimizationInfo(clazz); + if (info != null) + { + info.setContainsStaticInitializer(); + } + } + + + public static boolean containsStaticInitializer(Clazz clazz) + { + ClassOptimizationInfo info = ClassOptimizationInfo.getClassOptimizationInfo(clazz); + return info == null || info.containsStaticInitializer(); + } +}
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