diff options
Diffstat (limited to 'framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/condition/HasMethod.java')
| -rw-r--r-- | framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/condition/HasMethod.java | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/condition/HasMethod.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/condition/HasMethod.java deleted file mode 100644 index 002af7a7..00000000 --- a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/condition/HasMethod.java +++ /dev/null @@ -1,192 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The ASF licenses this file to You under the Apache License, Version 2.0 - * (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - */ -package org.apache.tools.ant.taskdefs.condition; - -import java.lang.reflect.Field; -import java.lang.reflect.Method; - -import org.apache.tools.ant.AntClassLoader; -import org.apache.tools.ant.BuildException; -import org.apache.tools.ant.ProjectComponent; -import org.apache.tools.ant.types.Path; -import org.apache.tools.ant.types.Reference; - -/** - * test for a method - */ -public class HasMethod extends ProjectComponent implements Condition { - private String classname; - private String method; - private String field; - private Path classpath; - private AntClassLoader loader; - private boolean ignoreSystemClasses = false; - - - /** - * Set the classpath to be used when searching for classes and resources. - * - * @param classpath an Ant Path object containing the search path. - */ - public void setClasspath(Path classpath) { - createClasspath().append(classpath); - } - - /** - * Classpath to be used when searching for classes and resources. - * - * @return an empty Path instance to be configured by Ant. - */ - public Path createClasspath() { - if (this.classpath == null) { - this.classpath = new Path(getProject()); - } - return this.classpath.createPath(); - } - - /** - * Set the classpath by reference. - * - * @param r a Reference to a Path instance to be used as the classpath - * value. - */ - public void setClasspathRef(Reference r) { - createClasspath().setRefid(r); - } - - /** - * Set the classname attribute. - * @param classname the name of the class to check. - */ - public void setClassname(String classname) { - this.classname = classname; - } - - /** - * Set the name of the method. - * @param method the name of the method to check. - */ - public void setMethod(String method) { - this.method = method; - } - - /** - * Set the name of the field. - * @param field the name of the field to check. - */ - public void setField(String field) { - this.field = field; - } - - /** - * Set whether to ignore system classes when looking for the class. - * @param ignoreSystemClasses a <code>boolean</code> value. - */ - public void setIgnoreSystemClasses(boolean ignoreSystemClasses) { - this.ignoreSystemClasses = ignoreSystemClasses; - } - - /** - * Check if a given class can be loaded. - */ - private Class loadClass(String classname) { - try { - if (ignoreSystemClasses) { - loader = getProject().createClassLoader(classpath); - loader.setParentFirst(false); - loader.addJavaLibraries(); - try { - return loader.findClass(classname); - } catch (SecurityException se) { - // class found but restricted name - throw new BuildException("class \"" + classname - + "\" was found but a" - + " SecurityException has been" - + " raised while loading it", - se); - } - } else if (loader != null) { - // How do we ever get here? - return loader.loadClass(classname); - } else { - ClassLoader l = this.getClass().getClassLoader(); - // Can return null to represent the bootstrap class loader. - // see API docs of Class.getClassLoader. - if (l != null) { - return Class.forName(classname, true, l); - } else { - return Class.forName(classname); - } - } - } catch (ClassNotFoundException e) { - throw new BuildException("class \"" + classname - + "\" was not found"); - } catch (NoClassDefFoundError e) { - throw new BuildException("Could not load dependent class \"" - + e.getMessage() - + "\" for class \"" + classname + "\""); - } - } - - - /** {@inheritDoc}. */ - public boolean eval() throws BuildException { - if (classname == null) { - throw new BuildException("No classname defined"); - } - ClassLoader preLoadClass = loader; - try { - Class clazz = loadClass(classname); - if (method != null) { - return isMethodFound(clazz); - } - if (field != null) { - return isFieldFound(clazz); - } - throw new BuildException("Neither method nor field defined"); - } finally { - if (preLoadClass != loader && loader != null) { - loader.cleanup(); - loader = null; - } - } - } - - private boolean isFieldFound(Class clazz) { - Field[] fields = clazz.getDeclaredFields(); - for (int i = 0; i < fields.length; i++) { - Field fieldEntry = fields[i]; - if (fieldEntry.getName().equals(field)) { - return true; - } - } - return false; - } - - private boolean isMethodFound(Class clazz) { - Method[] methods = clazz.getDeclaredMethods(); - for (int i = 0; i < methods.length; i++) { - Method methodEntry = methods[i]; - if (methodEntry.getName().equals(method)) { - return true; - } - } - return false; - } - -} |