diff options
Diffstat (limited to 'framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/condition/IsSigned.java')
-rw-r--r-- | framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/condition/IsSigned.java | 152 |
1 files changed, 0 insertions, 152 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/condition/IsSigned.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/condition/IsSigned.java deleted file mode 100644 index 585fb3a7..00000000 --- a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/condition/IsSigned.java +++ /dev/null @@ -1,152 +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.io.File; -import java.io.IOException; -import java.util.Enumeration; - -import org.apache.tools.ant.BuildException; -import org.apache.tools.ant.Project; -import org.apache.tools.ant.taskdefs.ManifestTask; -import org.apache.tools.ant.types.DataType; -import org.apache.tools.zip.ZipEntry; -import org.apache.tools.zip.ZipFile; - -/** - * Checks whether a jarfile is signed: if the name of the - * signature is passed, the file is checked for presence of that - * particular signature; otherwise the file is checked for the - * existence of any signature. - */ -public class IsSigned extends DataType implements Condition { - - private static final String SIG_START = "META-INF/"; - private static final String SIG_END = ".SF"; - private static final int SHORT_SIG_LIMIT = 8; - - private String name; - private File file; - - /** - * The jarfile that is to be tested for the presence - * of a signature. - * @param file jarfile to be tested. - */ - public void setFile(File file) { - this.file = file; - } - - /** - * The signature name to check jarfile for. - * @param name signature to look for. - */ - public void setName(String name) { - this.name = name; - } - - /** - * Returns <code>true</code> if the file exists and is signed with - * the signature specified, or, if <code>name</code> wasn't - * specified, if the file contains a signature. - * @param zipFile the zipfile to check - * @param name the signature to check (may be killed) - * @return true if the file is signed. - * @throws IOException on error - */ - public static boolean isSigned(File zipFile, String name) - throws IOException { - ZipFile jarFile = null; - try { - jarFile = new ZipFile(zipFile); - if (null == name) { - Enumeration entries = jarFile.getEntries(); - while (entries.hasMoreElements()) { - String eName = ((ZipEntry) entries.nextElement()).getName(); - if (eName.startsWith(SIG_START) - && eName.endsWith(SIG_END)) { - return true; - } - } - return false; - } - name = replaceInvalidChars(name); - boolean shortSig = jarFile.getEntry(SIG_START - + name.toUpperCase() - + SIG_END) != null; - boolean longSig = false; - if (name.length() > SHORT_SIG_LIMIT) { - longSig = jarFile.getEntry( - SIG_START - + name.substring(0, SHORT_SIG_LIMIT).toUpperCase() - + SIG_END) != null; - } - - return shortSig || longSig; - } finally { - ZipFile.closeQuietly(jarFile); - } - } - - /** - * Returns <code>true</code> if the file exists and is signed with - * the signature specified, or, if <code>name</code> wasn't - * specified, if the file contains a signature. - * @return true if the file is signed. - */ - public boolean eval() { - if (file == null) { - throw new BuildException("The file attribute must be set."); - } - if (!file.exists()) { - log("The file \"" + file.getAbsolutePath() - + "\" does not exist.", Project.MSG_VERBOSE); - return false; - } - - boolean r = false; - try { - r = isSigned(file, name); - } catch (IOException e) { - log("Got IOException reading file \"" + file.getAbsolutePath() - + "\"" + e, Project.MSG_WARN); - } - - if (r) { - log("File \"" + file.getAbsolutePath() + "\" is signed.", - Project.MSG_VERBOSE); - } - return r; - } - - private static String replaceInvalidChars(final String name) { - StringBuffer sb = new StringBuffer(); - final int len = name.length(); - boolean changes = false; - for (int i = 0; i < len; i++) { - final char ch = name.charAt(i); - if (ManifestTask.VALID_ATTRIBUTE_CHARS.indexOf(ch) < 0) { - sb.append("_"); - changes = true; - } else { - sb.append(ch); - } - } - return changes ? sb.toString() : name; - } -} |