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

jdkSrc/jdk8/javax/xml/bind/annotation/adapters/CollapsedStringAdapter.java

@@ -0,0 +1,119 @@
+/*
+ * Copyright (c) 2004, 2013, 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 javax.xml.bind.annotation.adapters;
+
+
+
+/**
+ * Built-in {@link XmlAdapter} to handle <tt>xs:token</tt> and its derived types.
+ *
+ * <p>
+ * This adapter removes leading and trailing whitespaces, then truncate any
+ * sequnce of tab, CR, LF, and SP by a single whitespace character ' '.
+ *
+ * @author Kohsuke Kawaguchi
+ * @since JAXB 2.0
+ */
+public class CollapsedStringAdapter extends XmlAdapter<String,String> {
+    /**
+     * Removes leading and trailing whitespaces of the string
+     * given as the parameter, then truncate any
+     * sequnce of tab, CR, LF, and SP by a single whitespace character ' '.
+     */
+    public String unmarshal(String text) {
+        if(text==null)  return null;        // be defensive
+
+        int len = text.length();
+
+        // most of the texts are already in the collapsed form.
+        // so look for the first whitespace in the hope that we will
+        // never see it.
+        int s=0;
+        while(s<len) {
+            if(isWhiteSpace(text.charAt(s)))
+                break;
+            s++;
+        }
+        if(s==len)
+            // the input happens to be already collapsed.
+            return text;
+
+        // we now know that the input contains spaces.
+        // let's sit down and do the collapsing normally.
+
+        StringBuilder result = new StringBuilder(len /*allocate enough size to avoid re-allocation*/ );
+
+        if(s!=0) {
+            for( int i=0; i<s; i++ )
+                result.append(text.charAt(i));
+            result.append(' ');
+        }
+
+        boolean inStripMode = true;
+        for (int i = s+1; i < len; i++) {
+            char ch = text.charAt(i);
+            boolean b = isWhiteSpace(ch);
+            if (inStripMode && b)
+                continue; // skip this character
+
+            inStripMode = b;
+            if (inStripMode)
+                result.append(' ');
+            else
+                result.append(ch);
+        }
+
+        // remove trailing whitespaces
+        len = result.length();
+        if (len > 0 && result.charAt(len - 1) == ' ')
+            result.setLength(len - 1);
+        // whitespaces are already collapsed,
+        // so all we have to do is to remove the last one character
+        // if it's a whitespace.
+
+        return result.toString();
+    }
+
+    /**
+     * No-op.
+     *
+     * Just return the same string given as the parameter.
+     */
+    public String marshal(String s) {
+        return s;
+    }
+
+
+    /** returns true if the specified char is a white space character. */
+    protected static boolean isWhiteSpace(char ch) {
+        // most of the characters are non-control characters.
+        // so check that first to quickly return false for most of the cases.
+        if( ch>0x20 )   return false;
+
+        // other than we have to do four comparisons.
+        return ch == 0x9 || ch == 0xA || ch == 0xD || ch == 0x20;
+    }
+}