org.apache.jute.compiler.JMap Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of hadoop-ranger-client-for-impala Show documentation
Show all versions of hadoop-ranger-client-for-impala Show documentation
Tencent Qcloud chdfs hadoop ranger client.
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.jute.compiler;
/**
*
*/
public class JMap extends JCompType {
static private int level = 0;
static private String getLevel() { return Integer.toString(level); }
static private void incrLevel() { level++; }
static private void decrLevel() { level--; }
static private String getId(String id) { return id+getLevel(); }
private JType mKey;
private JType mValue;
/** Creates a new instance of JMap */
public JMap(JType t1, JType t2) {
super("#error", " ::std::map<"+t1.getCppType()+","+t2.getCppType()+">",
"System.Collections.Generic.SortedDictionary", "java.util.TreeMap", "Map", "System.Collections.Generic.SortedDictionary", "java.util.TreeMap");
mKey = t1;
mValue = t2;
}
public String getSignature() {
return "{" + mKey.getSignature() + mValue.getSignature() +"}";
}
public String genJavaCompareTo(String fname) {
return " throw new UnsupportedOperationException(\"comparing "
+ fname + " is unimplemented\");\n";
}
public String genJavaReadWrapper(String fname, String tag, boolean decl) {
StringBuilder ret = new StringBuilder("");
if (decl) {
ret.append(" java.util.TreeMap "+fname+";\n");
}
ret.append(" {\n");
incrLevel();
ret.append(" org.apache.jute.Index "+getId("midx")+" = a_.startMap(\""+tag+"\");\n");
ret.append(" "+fname+"=new java.util.TreeMap();\n");
ret.append(" for (; !"+getId("midx")+".done(); "+getId("midx")+".incr()) {\n");
ret.append(mKey.genJavaReadWrapper(getId("k"),getId("k"),true));
ret.append(mValue.genJavaReadWrapper(getId("v"),getId("v"),true));
ret.append(" "+fname+".put("+getId("k")+","+getId("v")+");\n");
ret.append(" }\n");
ret.append(" a_.endMap(\""+tag+"\");\n");
decrLevel();
ret.append(" }\n");
return ret.toString();
}
public String genJavaReadMethod(String fname, String tag) {
return genJavaReadWrapper(fname, tag, false);
}
public String genJavaWriteWrapper(String fname, String tag) {
StringBuilder ret = new StringBuilder(" {\n");
incrLevel();
ret.append(" a_.startMap("+fname+",\""+tag+"\");\n");
ret.append(" java.util.Set "+getId("es")+" = "+fname+".entrySet();\n");
ret.append(" for(java.util.Iterator "+getId("midx")+" = "+getId("es")+".iterator(); "+getId("midx")+".hasNext(); ) {\n");
ret.append(" java.util.Map.Entry "+getId("me")+" = (java.util.Map.Entry) "+getId("midx")+".next();\n");
ret.append(" "+mKey.getJavaWrapperType()+" "+getId("k")+" = ("+mKey.getJavaWrapperType()+") "+getId("me")+".getKey();\n");
ret.append(" "+mValue.getJavaWrapperType()+" "+getId("v")+" = ("+mValue.getJavaWrapperType()+") "+getId("me")+".getValue();\n");
ret.append(mKey.genJavaWriteWrapper(getId("k"),getId("k")));
ret.append(mValue.genJavaWriteWrapper(getId("v"),getId("v")));
ret.append(" }\n");
ret.append(" a_.endMap("+fname+",\""+tag+"\");\n");
ret.append(" }\n");
decrLevel();
return ret.toString();
}
public String genJavaWriteMethod(String fname, String tag) {
return genJavaWriteWrapper(fname, tag);
}
public String genCsharpWriteWrapper(String fname, int tag) {
StringBuilder ret = new StringBuilder(" {\n");
incrLevel();
ret.append(" a_.StartMap("+fname+",\""+tag+"\");\n");
ret.append(" java.util.Set "+getId("es")+" = "+fname+".entrySet();\n");
ret.append(" for(java.util.Iterator "+getId("midx")+" = "+getId("es")+".iterator(); "+getId("midx")+".hasNext(); ) {\n");
ret.append(" java.util.Map.Entry "+getId("me")+" = (java.util.Map.Entry) "+getId("midx")+".next();\n");
ret.append(" "+mKey.getCsharpWrapperType()+" "+getId("k")+" = ("+mKey.getCsharpWrapperType()+") "+getId("me")+".getKey();\n");
ret.append(" "+mValue.getCsharpWrapperType()+" "+getId("v")+" = ("+mValue.getCsharpWrapperType()+") "+getId("me")+".getValue();\n");
ret.append(mKey.genCsharpWriteWrapper(getId("k"),getId("k")));
ret.append(mValue.genCsharpWriteWrapper(getId("v"),getId("v")));
ret.append(" }\n");
ret.append(" a_.EndMap("+fname+",\""+tag+"\");\n");
ret.append(" }\n");
decrLevel();
return ret.toString();
}
String genCsharpWriteMethod(String fname, int tag) {
return genCsharpWriteWrapper(fname, tag);
}
public String genCsharpReadWrapper(String fname, int tag, boolean decl) {
StringBuilder ret = new StringBuilder("");
if (decl) {
ret.append(" System.Collections.SortedDictionary "+capitalize(fname)+";\n");
}
ret.append(" {\n");
incrLevel();
ret.append(" Org.Apache.Jute.IIndex "+getId("midx")+" = a_.StartMap(\""+tag+"\");\n");
ret.append(" "+fname+"= new System.Collections.SortedDictionary();\n");
ret.append(" for (; !"+getId("midx")+".done(); "+getId("midx")+".incr()) {\n");
ret.append(mKey.genCsharpReadWrapper(getId("k"),getId("k"),true));
ret.append(mValue.genCsharpReadWrapper(getId("v"),getId("v"),true));
ret.append(" "+fname+".Add("+getId("k")+","+getId("v")+");\n");
ret.append(" }\n");
ret.append(" a_.EndMap(\""+tag+"\");\n");
decrLevel();
ret.append(" }\n");
return ret.toString();
}
String genCsharpReadMethod(String fname, int tag) {
return genCsharpReadWrapper(fname, tag, false);
}
}