8187443: Forest Consolidation: Move files to unified layout

Reviewed-by: darcy, ihse

src/java.base/share/classes/sun/security/util/PolicyUtil.java

@@ -0,0 +1,178 @@
+/*
+ * Copyright (c) 2004, 2006, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package sun.security.util;
+
+import java.io.*;
+import java.net.*;
+import java.security.*;
+import java.util.Arrays;
+
+import sun.net.www.ParseUtil;
+
+
+/**
+ * A utility class for getting a KeyStore instance from policy information.
+ * In addition, a supporting getInputStream method.
+ *
+ */
+public class PolicyUtil {
+
+    // standard PKCS11 KeyStore type
+    private static final String P11KEYSTORE = "PKCS11";
+
+    // reserved word
+    private static final String NONE = "NONE";
+
+    /*
+     * Fast path reading from file urls in order to avoid calling
+     * FileURLConnection.connect() which can be quite slow the first time
+     * it is called. We really should clean up FileURLConnection so that
+     * this is not a problem but in the meantime this fix helps reduce
+     * start up time noticeably for the new launcher. -- DAC
+     */
+    public static InputStream getInputStream(URL url) throws IOException {
+        if ("file".equals(url.getProtocol())) {
+            String path = url.getFile().replace('/', File.separatorChar);
+            path = ParseUtil.decode(path);
+            return new FileInputStream(path);
+        } else {
+            return url.openStream();
+        }
+    }
+
+    /**
+     * this is intended for use by policytool and the policy parser to
+     * instantiate a KeyStore from the information in the GUI/policy file
+     */
+    public static KeyStore getKeyStore
+                (URL policyUrl,                 // URL of policy file
+                String keyStoreName,            // input: keyStore URL
+                String keyStoreType,            // input: keyStore type
+                String keyStoreProvider,        // input: keyStore provider
+                String storePassURL,            // input: keyStore password
+                Debug debug)
+        throws KeyStoreException, MalformedURLException, IOException,
+                NoSuchProviderException, NoSuchAlgorithmException,
+                java.security.cert.CertificateException {
+
+        if (keyStoreName == null) {
+            throw new IllegalArgumentException("null KeyStore name");
+        }
+
+        char[] keyStorePassword = null;
+        try {
+            KeyStore ks;
+            if (keyStoreType == null) {
+                keyStoreType = KeyStore.getDefaultType();
+            }
+
+            if (P11KEYSTORE.equalsIgnoreCase(keyStoreType) &&
+                !NONE.equals(keyStoreName)) {
+                throw new IllegalArgumentException
+                        ("Invalid value (" +
+                        keyStoreName +
+                        ") for keystore URL.  If the keystore type is \"" +
+                        P11KEYSTORE +
+                        "\", the keystore url must be \"" +
+                        NONE +
+                        "\"");
+            }
+
+            if (keyStoreProvider != null) {
+                ks = KeyStore.getInstance(keyStoreType, keyStoreProvider);
+            } else {
+                ks = KeyStore.getInstance(keyStoreType);
+            }
+
+            if (storePassURL != null) {
+                URL passURL;
+                try {
+                    passURL = new URL(storePassURL);
+                    // absolute URL
+                } catch (MalformedURLException e) {
+                    // relative URL
+                    if (policyUrl == null) {
+                        throw e;
+                    }
+                    passURL = new URL(policyUrl, storePassURL);
+                }
+
+                if (debug != null) {
+                    debug.println("reading password"+passURL);
+                }
+
+                InputStream in = null;
+                try {
+                    in = passURL.openStream();
+                    keyStorePassword = Password.readPassword(in);
+                } finally {
+                    if (in != null) {
+                        in.close();
+                    }
+                }
+            }
+
+            if (NONE.equals(keyStoreName)) {
+                ks.load(null, keyStorePassword);
+                return ks;
+            } else {
+                /*
+                 * location of keystore is specified as absolute URL in policy
+                 * file, or is relative to URL of policy file
+                 */
+                URL keyStoreUrl = null;
+                try {
+                    keyStoreUrl = new URL(keyStoreName);
+                    // absolute URL
+                } catch (MalformedURLException e) {
+                    // relative URL
+                    if (policyUrl == null) {
+                        throw e;
+                    }
+                    keyStoreUrl = new URL(policyUrl, keyStoreName);
+                }
+
+                if (debug != null) {
+                    debug.println("reading keystore"+keyStoreUrl);
+                }
+
+                InputStream inStream = null;
+                try {
+                    inStream =
+                        new BufferedInputStream(getInputStream(keyStoreUrl));
+                    ks.load(inStream, keyStorePassword);
+                } finally {
+                    inStream.close();
+                }
+                return ks;
+            }
+        } finally {
+            if (keyStorePassword != null) {
+                Arrays.fill(keyStorePassword, ' ');
+            }
+        }
+    }
+}