feat(jdk8): move files to new folder to avoid resources compiled.

jdkSrc/jdk8/com/sun/xml/internal/stream/writers/UTF8OutputStreamWriter.java

@@ -0,0 +1,149 @@
+/*
+ * Copyright (c) 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 com.sun.xml.internal.stream.writers;
+
+import java.io.Writer;
+import java.io.OutputStream;
+import java.io.IOException;
+
+import com.sun.org.apache.xerces.internal.util.XMLChar;
+
+/**
+ * <p>This class is used to write a stream of chars as a stream of
+ * bytes using the UTF8 encoding. It assumes that the underlying
+ * output stream is buffered or does not need additional buffering.</p>
+ *
+ * <p>It is more efficient than using a <code>java.io.OutputStreamWriter</code>
+ * because it does not need to be wrapped in a
+ * <code>java.io.BufferedWriter</code>. Creating multiple instances
+ * of <code>java.io.BufferedWriter</code> has been shown to be very
+ * expensive in JAX-WS.</p>
+ *
+ * @author Santiago.PericasGeertsen@sun.com
+ */
+public final class UTF8OutputStreamWriter extends Writer {
+
+    /**
+     * Undelying output stream. This class assumes that this
+     * output stream does not need buffering.
+     */
+    OutputStream out;
+
+    /**
+     * Java represents chars that are not in the Basic Multilingual
+     * Plane (BMP) in UTF-16. This int stores the first code unit
+     * for a code point encoded in two UTF-16 code units.
+     */
+    int lastUTF16CodePoint = 0;
+
+    public UTF8OutputStreamWriter(OutputStream out) {
+        this.out = out;
+    }
+
+    public String getEncoding() {
+        return "UTF-8";
+    }
+
+    public void write(int c) throws IOException {
+        // Check in we are encoding at high and low surrogates
+        if (lastUTF16CodePoint != 0) {
+            final int uc =
+                (((lastUTF16CodePoint & 0x3ff) << 10) | (c & 0x3ff)) + 0x10000;
+
+            if (uc < 0 || uc >= 0x200000) {
+                throw new IOException("Atttempting to write invalid Unicode code point '" + uc + "'");
+            }
+
+            out.write(0xF0 | (uc >> 18));
+            out.write(0x80 | ((uc >> 12) & 0x3F));
+            out.write(0x80 | ((uc >> 6) & 0x3F));
+            out.write(0x80 | (uc & 0x3F));
+
+            lastUTF16CodePoint = 0;
+            return;
+        }
+
+        // Otherwise, encode char as defined in UTF-8
+        if (c < 0x80) {
+            // 1 byte, 7 bits
+            out.write((int) c);
+        }
+        else if (c < 0x800) {
+            // 2 bytes, 11 bits
+            out.write(0xC0 | (c >> 6));    // first 5
+            out.write(0x80 | (c & 0x3F));  // second 6
+        }
+        else if (c <= '\uFFFF') {
+            if (!XMLChar.isHighSurrogate(c) && !XMLChar.isLowSurrogate(c)) {
+                // 3 bytes, 16 bits
+                out.write(0xE0 | (c >> 12));   // first 4
+                out.write(0x80 | ((c >> 6) & 0x3F));  // second 6
+                out.write(0x80 | (c & 0x3F));  // third 6
+            }
+            else {
+                lastUTF16CodePoint = c;
+            }
+        }
+    }
+
+    public void write(char cbuf[]) throws IOException {
+        for (int i = 0; i < cbuf.length; i++) {
+            write(cbuf[i]);
+        }
+    }
+
+    public void write(char cbuf[], int off, int len) throws IOException {
+        for (int i = 0; i < len; i++) {
+            write(cbuf[off + i]);
+        }
+    }
+
+    public void write(String str) throws IOException {
+        final int len = str.length();
+        for (int i = 0; i < len; i++) {
+            write(str.charAt(i));
+        }
+    }
+
+    public void write(String str, int off, int len) throws IOException {
+        for (int i = 0; i < len; i++) {
+            write(str.charAt(off + i));
+        }
+    }
+
+    public void flush() throws IOException {
+        out.flush();
+    }
+
+    public void close() throws IOException {
+        if (lastUTF16CodePoint != 0) {
+            throw new IllegalStateException("Attempting to close a UTF8OutputStreamWriter"
+                + " while awaiting for a UTF-16 code unit");
+        }
+        out.close();
+    }
+
+}