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https://issues.apache.org/jira/browse/TWILL-195?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15549824#comment-15549824
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ASF GitHub Bot commented on TWILL-195:
--------------------------------------
Github user chtyim commented on a diff in the pull request:
https://github.com/apache/twill/pull/13#discussion_r82060475
--- Diff:
twill-core/src/main/java/org/apache/twill/internal/json/TwillRuntimeSpecificationCodec.java
---
@@ -0,0 +1,93 @@
+/*
+ * 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.twill.internal.json;
+
+import com.google.common.reflect.TypeToken;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.google.gson.JsonSerializationContext;
+import com.google.gson.JsonSerializer;
+import org.apache.twill.api.TwillSpecification;
+import org.apache.twill.api.logging.LogEntry;
+import org.apache.twill.internal.RunIds;
+import org.apache.twill.internal.TwillRuntimeSpecification;
+
+import java.lang.reflect.Type;
+import java.net.URI;
+
+/**
+ * Codec for serializing and deserializing a {@link
TwillRuntimeSpecification} object using json.
+ */
+final class TwillRuntimeSpecificationCodec implements
JsonSerializer<TwillRuntimeSpecification>,
+
JsonDeserializer<TwillRuntimeSpecification> {
+
+ private static final String FS_USER = "fsUser";
+ private static final String TWILL_APP_DIR = "twillAppDir";
+ private static final String ZK_CONNECT_STR = "zkConnectStr";
+ private static final String TWILL_RUNID = "twillRunId";
+ private static final String TWILL_APP_NAME = "twillAppName";
+ private static final String RESERVED_MEMORY = "reservedMemory";
+ private static final String RM_SCHEDULER_ADDR = "rmSchedulerAddr";
+ private static final String LOG_LEVEL = "logLevel";
+ private static final String TWILL_SPEC = "twillSpecification";
+
+ @Override
+ public JsonElement serialize(TwillRuntimeSpecification src, Type
typeOfSrc, JsonSerializationContext context) {
+ JsonObject json = new JsonObject();
+ json.addProperty(TWILL_APP_DIR, src.getTwillAppDir().toASCIIString());
+ json.addProperty(ZK_CONNECT_STR, src.getZkConnectStr());
+ json.addProperty(TWILL_RUNID, src.getTwillRunId().getId());
+ json.addProperty(TWILL_APP_NAME, src.getTwillAppName());
+ json.addProperty(RESERVED_MEMORY, src.getReservedMemory());
+ if (src.getFsUser() != null) {
+ json.addProperty(FS_USER, src.getFsUser());
+ }
+ if (src.getRmSchedulerAddr() != null) {
+ json.addProperty(RM_SCHEDULER_ADDR, src.getRmSchedulerAddr());
+ }
+ if (src.getLogLevel() != null) {
+ json.addProperty(LOG_LEVEL, src.getLogLevel().toString());
--- End diff --
You should serialize with the `.name()`, not `.toString()`.
> Add TwillRuntimeSpecification for twill application
> ---------------------------------------------------
>
> Key: TWILL-195
> URL: https://issues.apache.org/jira/browse/TWILL-195
> Project: Apache Twill
> Issue Type: Improvement
> Components: core
> Reporter: Yaojie Feng
>
> Now we have RuntimeSpecification for twill runnable. We should also have a
> TwillRuntimeSpecification to pass runtime requirements for twill applications.
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