jdk/make/src/classes/build/tools/jdwpgen/OutNode.java
changeset 21805 c7d7946239de
parent 11277 e3a1c90dd439
child 23010 6dadb192ad81
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/make/src/classes/build/tools/jdwpgen/OutNode.java	Thu Nov 14 11:19:32 2013 +0100
@@ -0,0 +1,134 @@
+/*
+ * Copyright (c) 1998, 2011, 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 build.tools.jdwpgen;
+
+import java.util.*;
+import java.io.*;
+
+class OutNode extends AbstractTypeListNode {
+
+    String cmdName;
+
+    void set(String kind, List<Node> components, int lineno) {
+        super.set(kind, components, lineno);
+        components.add(0, new NameNode("Out"));
+    }
+
+    void constrain(Context ctx) {
+        super.constrain(ctx.commandWritingSubcontext());
+        CommandNode cmd = (CommandNode)parent;
+        cmdName = cmd.name;
+    }
+
+    void genProcessMethod(PrintWriter writer, int depth) {
+        writer.println();
+        indent(writer, depth);
+        writer.print(
+            "static " + cmdName + " process(VirtualMachineImpl vm");
+        for (Node node : components) {
+            TypeNode tn = (TypeNode)node;
+            writer.println(", ");
+            indent(writer, depth+5);
+            writer.print(tn.javaParam());
+        }
+        writer.println(")");
+        indent(writer, depth+6);
+        writer.println("throws JDWPException {");
+        indent(writer, depth+1);
+        writer.print("PacketStream ps = enqueueCommand(vm");
+        for (Node node : components) {
+            TypeNode tn = (TypeNode)node;
+            writer.print(", ");
+            writer.print(tn.name());
+        }
+        writer.println(");");
+        indent(writer, depth+1);
+        writer.println("return waitForReply(vm, ps);");
+        indent(writer, depth);
+        writer.println("}");
+    }
+
+    void genEnqueueMethod(PrintWriter writer, int depth) {
+        writer.println();
+        indent(writer, depth);
+        writer.print(
+            "static PacketStream enqueueCommand(VirtualMachineImpl vm");
+        for (Node node : components) {
+            TypeNode tn = (TypeNode)node;
+            writer.println(", ");
+            indent(writer, depth+5);
+            writer.print(tn.javaParam());
+        }
+        writer.println(") {");
+        indent(writer, depth+1);
+        writer.println(
+            "PacketStream ps = new PacketStream(vm, COMMAND_SET, COMMAND);");
+        if (Main.genDebug) {
+            indent(writer, depth+1);
+            writer.println(
+                "if ((vm.traceFlags & VirtualMachineImpl.TRACE_SENDS) != 0) {");
+            indent(writer, depth+2);
+            writer.print(
+                "vm.printTrace(\"Sending Command(id=\" + ps.pkt.id + \") ");
+            writer.print(parent.context.whereJava);
+            writer.println(
+                "\"+(ps.pkt.flags!=0?\", FLAGS=\" + ps.pkt.flags:\"\"));");
+            indent(writer, depth+1);
+            writer.println("}");
+        }
+        genJavaWrites(writer, depth+1);
+        indent(writer, depth+1);
+        writer.println("ps.send();");
+        indent(writer, depth+1);
+        writer.println("return ps;");
+        indent(writer, depth);
+        writer.println("}");
+    }
+
+    void genWaitMethod(PrintWriter writer, int depth) {
+        writer.println();
+        indent(writer, depth);
+        writer.println(
+            "static " + cmdName + " waitForReply(VirtualMachineImpl vm, " +
+                                  "PacketStream ps)");
+        indent(writer, depth+6);
+        writer.println("throws JDWPException {");
+        indent(writer, depth+1);
+        writer.println("ps.waitForReply();");
+        indent(writer, depth+1);
+        writer.println("return new " + cmdName + "(vm, ps);");
+        indent(writer, depth);
+        writer.println("}");
+    }
+
+    void genJava(PrintWriter writer, int depth) {
+        genJavaPreDef(writer, depth);
+        super.genJava(writer, depth);
+        genProcessMethod(writer, depth);
+        genEnqueueMethod(writer, depth);
+        genWaitMethod(writer, depth);
+    }
+}