8187443: Forest Consolidation: Move files to unified layout

Reviewed-by: darcy, ihse

src/java.base/share/classes/java/security/spec/EncodedKeySpec.java

@@ -0,0 +1,128 @@
+/*
+ * Copyright (c) 1997, 2017, 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 java.security.spec;
+
+/**
+ * This class represents a public or private key in encoded format.
+ *
+ * @author Jan Luehe
+ *
+ *
+ * @see java.security.Key
+ * @see java.security.KeyFactory
+ * @see KeySpec
+ * @see X509EncodedKeySpec
+ * @see PKCS8EncodedKeySpec
+ *
+ * @since 1.2
+ */
+
+public abstract class EncodedKeySpec implements KeySpec {
+
+    private byte[] encodedKey;
+    private String algorithmName;
+
+    /**
+     * Creates a new {@code EncodedKeySpec} with the given encoded key.
+     *
+     * @param encodedKey the encoded key. The contents of the
+     * array are copied to protect against subsequent modification.
+     * @throws NullPointerException if {@code encodedKey}
+     * is null.
+     */
+    public EncodedKeySpec(byte[] encodedKey) {
+        this.encodedKey = encodedKey.clone();
+    }
+
+    /**
+     * Creates a new {@code EncodedKeySpec} with the given encoded key.
+     * This constructor is useful when subsequent callers of the
+     * {@code EncodedKeySpec} object might not know the algorithm
+     * of the key.
+     *
+     * @param encodedKey the encoded key. The contents of the
+     * array are copied to protect against subsequent modification.
+     * @param algorithm the algorithm name of the encoded key
+     * See the KeyFactory section in the <a href=
+     * "{@docRoot}/../specs/security/standard-names.html#keyfactory-algorithms">
+     * Java Security Standard Algorithm Names Specification</a>
+     * for information about standard algorithm names.
+     * @throws NullPointerException if {@code encodedKey}
+     * or {@code algorithm} is null.
+     * @throws IllegalArgumentException if {@code algorithm} is
+     * the empty string {@code ""}
+     * @since 9
+     */
+    protected EncodedKeySpec(byte[] encodedKey, String algorithm) {
+        if (algorithm == null) {
+            throw new NullPointerException("algorithm name may not be null");
+        }
+        if (algorithm.isEmpty()) {
+            throw new IllegalArgumentException("algorithm name "
+                                             + "may not be empty");
+        }
+        this.encodedKey = encodedKey.clone();
+        this.algorithmName = algorithm;
+
+    }
+
+    /**
+     * Returns the name of the algorithm of the encoded key.
+     *
+     * @return the name of the algorithm, or null if not specified
+     * @since 9
+     */
+    public String getAlgorithm() {
+        return algorithmName;
+    }
+
+    /**
+     * Returns the encoded key.
+     *
+     * @return the encoded key. Returns a new array each time
+     * this method is called.
+     */
+    public byte[] getEncoded() {
+        return this.encodedKey.clone();
+    }
+
+    /**
+     * Returns the name of the encoding format associated with this
+     * key specification.
+     *
+     * <p>If the opaque representation of a key
+     * (see {@link java.security.Key Key}) can be transformed
+     * (see {@link java.security.KeyFactory KeyFactory})
+     * into this key specification (or a subclass of it),
+     * {@code getFormat} called
+     * on the opaque key returns the same value as the
+     * {@code getFormat} method
+     * of this key specification.
+     *
+     * @return a string representation of the encoding format.
+     */
+    public abstract String getFormat();
+}