Revert "Remove NProgram since it is no longer used"

This reverts commit 45487cf414cc67a29c67baa028cbabe624d5a9ba.

Change-Id: Icd925f6d4b31cb36cb5e32a021c074439f76a642

3 files changed, 94 insertions, 0 deletions

diff --git a/jack/src/com/android/jack/jayce/v0002/NodeFactory.java b/jack/src/com/android/jack/jayce/v0002/NodeFactory.java
index c883a0d..392deda 100644
--- a/jack/src/com/android/jack/jayce/v0002/NodeFactory.java
+++ b/jack/src/com/android/jack/jayce/v0002/NodeFactory.java
@@ -114,6 +114,7 @@ import com.android.jack.ir.ast.JPrefixNegOperation;
 import com.android.jack.ir.ast.JPrefixNotOperation;
 import com.android.jack.ir.ast.JReinterpretCastOperation;
 import com.android.jack.ir.ast.JReturnStatement;
+import com.android.jack.ir.ast.JSession;
 import com.android.jack.ir.ast.JShlOperation;
 import com.android.jack.ir.ast.JShortLiteral;
 import com.android.jack.ir.ast.JShrOperation;
@@ -226,6 +227,7 @@ import com.android.jack.jayce.v0002.nodes.NPrefixDecOperation;
 import com.android.jack.jayce.v0002.nodes.NPrefixIncOperation;
 import com.android.jack.jayce.v0002.nodes.NPrefixNegOperation;
 import com.android.jack.jayce.v0002.nodes.NPrefixNotOperation;
+import com.android.jack.jayce.v0002.nodes.NProgram;
 import com.android.jack.jayce.v0002.nodes.NReinterpretCastOperation;
 import com.android.jack.jayce.v0002.nodes.NReturnStatement;
 import com.android.jack.jayce.v0002.nodes.NShlOperation;
@@ -674,6 +676,12 @@ public class NodeFactory {
     }
 
     @Override
+    public boolean visit(@Nonnull JSession x) {
+      newNode = new NProgram();
+      return false;
+    }
+
+    @Override
     public boolean visit(@Nonnull JReturnStatement x) {
       newNode = new NReturnStatement();
       return false;
diff --git a/jack/src/com/android/jack/jayce/v0002/io/Token.java b/jack/src/com/android/jack/jayce/v0002/io/Token.java
index 7e58ec6..46d62fa 100644
--- a/jack/src/com/android/jack/jayce/v0002/io/Token.java
+++ b/jack/src/com/android/jack/jayce/v0002/io/Token.java
@@ -111,6 +111,7 @@ import com.android.jack.jayce.v0002.nodes.NPrefixDecOperation;
 import com.android.jack.jayce.v0002.nodes.NPrefixIncOperation;
 import com.android.jack.jayce.v0002.nodes.NPrefixNegOperation;
 import com.android.jack.jayce.v0002.nodes.NPrefixNotOperation;
+import com.android.jack.jayce.v0002.nodes.NProgram;
 import com.android.jack.jayce.v0002.nodes.NReinterpretCastOperation;
 import com.android.jack.jayce.v0002.nodes.NReturnStatement;
 import com.android.jack.jayce.v0002.nodes.NShlOperation;
@@ -806,6 +807,13 @@ public enum Token {
       return new NPrefixNotOperation();
     }
   },
+  PROGRAM("program", NodeLevel.TYPES) {
+    @Nonnull
+    @Override
+    public NNode newNode() {
+      return new NProgram();
+    }
+  },
   REINTERPRETCAST_OPERATION("reinterpret-cast") {
     @Override
     @Nonnull
diff --git a/jack/src/com/android/jack/jayce/v0002/nodes/NProgram.java b/jack/src/com/android/jack/jayce/v0002/nodes/NProgram.java
new file mode 100644
index 0000000..ce4ad19
--- /dev/null
+++ b/jack/src/com/android/jack/jayce/v0002/nodes/NProgram.java
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.jack.jayce.v0002.nodes;
+
+import com.android.jack.ir.ast.JDefinedClassOrInterface;
+import com.android.jack.ir.ast.JSession;
+import com.android.jack.jayce.v0002.NNode;
+import com.android.jack.jayce.v0002.io.ExportSession;
+import com.android.jack.jayce.v0002.io.ImportHelper;
+import com.android.jack.jayce.v0002.io.JayceInternalReaderImpl;
+import com.android.jack.jayce.v0002.io.JayceInternalWriterImpl;
+import com.android.jack.jayce.v0002.io.Token;
+
+import java.io.IOException;
+import java.util.Collections;
+import java.util.List;
+
+import javax.annotation.Nonnull;
+
+/**
+ * Root representing an entire Java program.
+ */
+public class NProgram extends NNode {
+
+  @Nonnull
+  public static final Token TOKEN = Token.PROGRAM;
+
+  @Nonnull
+  public List<NDeclaredType> allTypes = Collections.emptyList();
+
+  @Override
+  public void importFromJast(@Nonnull ImportHelper loader, @Nonnull  Object node) {
+    JSession session = (JSession) node;
+    allTypes = loader.load(NDeclaredType.class, session.getTypesToEmit());
+  }
+
+  @Override
+  @Nonnull
+  public JSession exportAsJast(@Nonnull ExportSession exportSession) {
+    JSession session = new JSession();
+    for (NDeclaredType declaredType : allTypes) {
+      JDefinedClassOrInterface jDeclaredType = declaredType.exportAsJast(exportSession);
+      session.addTypeToEmit(jDeclaredType);
+    }
+    return session;
+  }
+
+  @Override
+  public void writeContent(@Nonnull JayceInternalWriterImpl out) throws IOException {
+    out.writeNodes(allTypes);
+  }
+
+  @Override
+  public void readContent(@Nonnull JayceInternalReaderImpl in) throws IOException {
+    allTypes = in.readNodes(NDeclaredType.class);
+  }
+
+  @Override
+  @Nonnull
+  public Token getToken() {
+    return TOKEN;
+  }
+
+}