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

jdkSrc/jdk8/com/sun/tools/internal/xjc/SchemaCache.java

@@ -0,0 +1,76 @@
+/*
+ * Copyright (c) 1997, 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 com.sun.tools.internal.xjc;
+
+import java.net.URL;
+
+import javax.xml.validation.Schema;
+import javax.xml.validation.SchemaFactory;
+import javax.xml.validation.ValidatorHandler;
+
+import com.sun.xml.internal.bind.v2.util.XmlFactory;
+import javax.xml.XMLConstants;
+import org.xml.sax.SAXException;
+
+import static com.sun.xml.internal.bind.v2.util.XmlFactory.allowExternalAccess;
+
+/**
+ * Wraps a JAXP {@link Schema} object and lazily instantiate it.
+ *
+ * This object is thread-safe. There should be only one instance of
+ * this for the whole VM.
+ *
+ * @author Kohsuke Kawaguchi
+ */
+public final class SchemaCache {
+
+    private Schema schema;
+
+    private final URL source;
+
+    public SchemaCache(URL source) {
+        this.source = source;
+    }
+
+    public ValidatorHandler newValidator() {
+        synchronized(this) {
+            if(schema==null) {
+                try {
+                    // do not disable secure processing - these are well-known schemas
+                    SchemaFactory sf = XmlFactory.createSchemaFactory(XMLConstants.W3C_XML_SCHEMA_NS_URI, false);
+                    schema = allowExternalAccess(sf, "file", false).newSchema(source);
+                } catch (SAXException e) {
+                    // we make sure that the schema is correct before we ship.
+                    throw new AssertionError(e);
+                }
+            }
+        }
+
+        ValidatorHandler handler = schema.newValidatorHandler();
+        return handler;
+    }
+
+}