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java/org/apache/catalina/webresources/AbstractSingleArchiveResource.java

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+/*
+ * 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.catalina.webresources;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.jar.JarEntry;
+import java.util.jar.JarFile;
+
+public abstract class AbstractSingleArchiveResource extends AbstractArchiveResource {
+
+    protected AbstractSingleArchiveResource(AbstractArchiveResourceSet archiveResourceSet, String webAppPath,
+            String baseUrl, JarEntry jarEntry, String codeBaseUrl) {
+        super(archiveResourceSet, webAppPath, baseUrl, jarEntry, codeBaseUrl);
+    }
+
+
+    @Override
+    protected JarInputStreamWrapper getJarInputStreamWrapper() {
+        JarFile jarFile = null;
+        try {
+            jarFile = getArchiveResourceSet().openJarFile();
+            // Need to create a new JarEntry so the certificates can be read
+            JarEntry jarEntry = jarFile.getJarEntry(getResource().getName());
+            InputStream is = jarFile.getInputStream(jarEntry);
+            return new JarInputStreamWrapper(jarEntry, is);
+        } catch (IOException e) {
+            if (getLog().isDebugEnabled()) {
+                getLog().debug(sm.getString("jarResource.getInputStreamFail",
+                        getResource().getName(), getBaseUrl()), e);
+            }
+            if (jarFile != null) {
+                getArchiveResourceSet().closeJarFile();
+            }
+            return null;
+        }
+    }
+}