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Posted to commits@jclouds.apache.org by an...@apache.org on 2014/01/23 09:01:47 UTC
[1/2] git commit: JCLOUDS-427: Adding a version of TypeToken.where
that replaces two parameters
Updated Branches:
refs/heads/JCLOUDS-427 e00bf7eb8 -> 4ae4aae99 (forced update)
JCLOUDS-427: Adding a version of TypeToken.where that replaces two parameters
Works around https://code.google.com/p/guava-libraries/issues/detail?id=1635
Project: http://git-wip-us.apache.org/repos/asf/jclouds/repo
Commit: http://git-wip-us.apache.org/repos/asf/jclouds/commit/38457104
Tree: http://git-wip-us.apache.org/repos/asf/jclouds/tree/38457104
Diff: http://git-wip-us.apache.org/repos/asf/jclouds/diff/38457104
Branch: refs/heads/JCLOUDS-427
Commit: 3845710400edc4745be3755a0632c3eb5ba36681
Parents: d76a9d9
Author: Andrew Phillips <an...@apache.org>
Authored: Fri Jan 17 10:33:23 2014 -0500
Committer: Andrew Phillips <an...@apache.org>
Committed: Thu Jan 23 02:59:50 2014 -0500
----------------------------------------------------------------------
.../com/google/common/reflect/TypeToken2.java | 44 ++++++++++++++++++++
.../org/jclouds/rest/config/BinderUtils.java | 12 +++---
.../rest/internal/BaseRestApiMetadata.java | 5 ++-
3 files changed, 54 insertions(+), 7 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/jclouds/blob/38457104/core/src/main/java/com/google/common/reflect/TypeToken2.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/com/google/common/reflect/TypeToken2.java b/core/src/main/java/com/google/common/reflect/TypeToken2.java
new file mode 100644
index 0000000..1ca4752
--- /dev/null
+++ b/core/src/main/java/com/google/common/reflect/TypeToken2.java
@@ -0,0 +1,44 @@
+/*
+ * 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 com.google.common.reflect;
+
+import com.google.common.collect.ImmutableMap;
+import com.google.common.reflect.TypeParameter;
+import com.google.common.reflect.TypeToken;
+
+/*
+ * FIXME: remove this class ASAP!
+ *
+ * Evil stuff, adapted from https://code.google.com/p/guava-libraries/source/browse/guava/src/com/google/common/reflect/TypeToken.java#236.
+ * See https://issues.apache.org/jira/browse/JCLOUDS-427 and
+ * https://code.google.com/p/guava-libraries/issues/detail?id=1635
+ */
+public class TypeToken2<T> extends TypeToken<T> {
+ @SuppressWarnings("unchecked")
+ public <X, Y> TypeToken<T> where(TypeParameter<X> typeParam1,
+ TypeToken<X> typeArg1, TypeParameter<Y> typeParam2, TypeToken<Y> typeArg2) {
+ // resolving both parameters in one shot seems to work around 1635
+ TypeResolver resolver = new TypeResolver()
+ .where(ImmutableMap.of(typeParam1.typeVariable, typeArg1.getType(), typeParam2.typeVariable, typeArg2.getType()));
+ return (TypeToken<T>) TypeToken.of(resolver.resolveType(getType()));
+ }
+
+ public <X, Y> TypeToken<T> where(TypeParameter<X> typeParam1, Class<X> typeArg1,
+ TypeParameter<Y> typeParam2, Class<Y> typeArg2) {
+ return where(typeParam1, of(typeArg1), typeParam2, of(typeArg2));
+ }
+}
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/jclouds/blob/38457104/core/src/main/java/org/jclouds/rest/config/BinderUtils.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/jclouds/rest/config/BinderUtils.java b/core/src/main/java/org/jclouds/rest/config/BinderUtils.java
index bf21dab..8d3fdbe 100644
--- a/core/src/main/java/org/jclouds/rest/config/BinderUtils.java
+++ b/core/src/main/java/org/jclouds/rest/config/BinderUtils.java
@@ -18,8 +18,10 @@ package org.jclouds.rest.config;
import com.google.common.reflect.TypeParameter;
import com.google.common.reflect.TypeToken;
+import com.google.common.reflect.TypeToken2;
import com.google.inject.Binder;
import com.google.inject.TypeLiteral;
+import java.util.Map;
/**
*
@@ -99,13 +101,13 @@ public class BinderUtils {
@Deprecated
@SuppressWarnings({ "unchecked", "serial" })
private static <S, A> void bindHttpApiProvider(Binder binder, Class<S> sync, Class<A> async) {
- TypeToken<SyncToAsyncHttpApiProvider<S, A>> token = new TypeToken<SyncToAsyncHttpApiProvider<S, A>>() {
+ TypeToken<SyncToAsyncHttpApiProvider<S, A>> token = new TypeToken2<SyncToAsyncHttpApiProvider<S, A>>() {
}.where(new TypeParameter<S>() {
- }, sync).where(new TypeParameter<A>() {
+ }, sync, new TypeParameter<A>() {
}, async);
binder.bind(sync).toProvider(TypeLiteral.class.cast(TypeLiteral.get(token.getType())));
}
-
+
/**
* adds an explicit binding for an interface which synchronously blocks on
* similar calls to an {@code async} type.
@@ -139,9 +141,9 @@ public class BinderUtils {
@Deprecated
@SuppressWarnings({ "unchecked", "serial" })
private static <S, A> void bindCallGetOnFutures(Binder binder, Class<S> sync, Class<A> async) {
- TypeToken<CallGetOnFuturesProvider<S, A>> token = new TypeToken<CallGetOnFuturesProvider<S, A>>() {
+ TypeToken<CallGetOnFuturesProvider<S, A>> token = new TypeToken2<CallGetOnFuturesProvider<S, A>>() {
}.where(new TypeParameter<S>() {
- }, sync).where(new TypeParameter<A>() {
+ }, sync, new TypeParameter<A>() {
}, async);
binder.bind(sync).toProvider(TypeLiteral.class.cast(TypeLiteral.get(token.getType())));
}
http://git-wip-us.apache.org/repos/asf/jclouds/blob/38457104/core/src/main/java/org/jclouds/rest/internal/BaseRestApiMetadata.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/jclouds/rest/internal/BaseRestApiMetadata.java b/core/src/main/java/org/jclouds/rest/internal/BaseRestApiMetadata.java
index efc3002..800ce4f 100644
--- a/core/src/main/java/org/jclouds/rest/internal/BaseRestApiMetadata.java
+++ b/core/src/main/java/org/jclouds/rest/internal/BaseRestApiMetadata.java
@@ -29,6 +29,7 @@ import com.google.common.annotations.Beta;
import com.google.common.base.Objects.ToStringHelper;
import com.google.common.reflect.TypeParameter;
import com.google.common.reflect.TypeToken;
+import com.google.common.reflect.TypeToken2;
/**
* Useful in creating rest apis.
@@ -56,10 +57,10 @@ public abstract class BaseRestApiMetadata extends BaseApiMetadata implements Res
}
public static <S, A> TypeToken<org.jclouds.rest.RestContext<S, A>> contextToken(TypeToken<S> apiToken, TypeToken<A> asyncApiToken) {
- return new TypeToken<org.jclouds.rest.RestContext<S, A>>() {
+ return new TypeToken2<org.jclouds.rest.RestContext<S, A>>() {
private static final long serialVersionUID = 1L;
}.where(new TypeParameter<S>() {
- }, apiToken).where(new TypeParameter<A>() {
+ }, apiToken, new TypeParameter<A>() {
}, asyncApiToken);
}
[2/2] git commit: JCLOUDS-427: Avoiding TypeToken type parameter
replacement with bounds
Posted by an...@apache.org.
JCLOUDS-427: Avoiding TypeToken type parameter replacement with bounds
Project: http://git-wip-us.apache.org/repos/asf/jclouds/repo
Commit: http://git-wip-us.apache.org/repos/asf/jclouds/commit/4ae4aae9
Tree: http://git-wip-us.apache.org/repos/asf/jclouds/tree/4ae4aae9
Diff: http://git-wip-us.apache.org/repos/asf/jclouds/diff/4ae4aae9
Branch: refs/heads/JCLOUDS-427
Commit: 4ae4aae997d54f63dee8379a5f5745a2b59c3259
Parents: 3845710
Author: Andrew Phillips <an...@apache.org>
Authored: Thu Jan 23 01:23:15 2014 -0500
Committer: Andrew Phillips <an...@apache.org>
Committed: Thu Jan 23 03:01:00 2014 -0500
----------------------------------------------------------------------
.../src/main/java/org/jclouds/internal/BaseView.java | 15 +++++++++++----
1 file changed, 11 insertions(+), 4 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/jclouds/blob/4ae4aae9/core/src/main/java/org/jclouds/internal/BaseView.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/jclouds/internal/BaseView.java b/core/src/main/java/org/jclouds/internal/BaseView.java
index 1da574e..f6c8a58 100644
--- a/core/src/main/java/org/jclouds/internal/BaseView.java
+++ b/core/src/main/java/org/jclouds/internal/BaseView.java
@@ -70,11 +70,18 @@ public abstract class BaseView extends ForwardingObject implements View {
public <A extends Closeable> A unwrapApi(Class<A> apiClass) {
checkArgument(ApiContext.class.isAssignableFrom(backendType.getRawType()),
"backend type: %s should be an ApiContext", backendType);
- TypeToken<ApiContext<? extends A>> contextToken = new TypeToken<ApiContext<? extends A>>(delegate().getClass()) {
+ /*
+ * Revert back to ApiContext<? extends A>...where(A, apiClass) as soon as
+ * https://code.google.com/p/guava-libraries/issues/detail?id=1635
+ * is resolved.
+ */
+ TypeToken<ApiContext<? extends Closeable>> contextToken = new TypeToken<ApiContext<? extends Closeable>>() {
private static final long serialVersionUID = 1L;
- }.where(new TypeParameter<A>() {
- }, TypeToken.of(apiClass));
- return unwrap(contextToken).getApi();
+ };
+ Closeable api = unwrap(contextToken).getApi();
+ checkArgument(apiClass.isAssignableFrom(api.getClass()),
+ "API type: %s not assignable to %s", api.getClass(), apiClass);
+ return apiClass.cast(api);
}
@Override