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authorMarek Gradzki <mgradzki@cisco.com>2017-06-30 21:53:23 +0200
committerMarek Gradzki <mgradzki@cisco.com>2017-06-30 22:06:27 +0200
commit5952721d74f9e1af59c3deb1018054aa4424c461 (patch)
treebdd99659624a95bfd8a13852ba0fb733ea6a83cf /infra
parent84ff4e5fd52c064437d0b6dcf43b2223f440b3c5 (diff)
HONEYCOMB-360 - Utility for conditional initialization of HC guice modules
Change-Id: Ia1a3f44c7dae0b4b0be99f96abb017e1b022ec32 Signed-off-by: Marek Gradzki <mgradzki@cisco.com> Signed-off-by: Jan Srnicek <jsrnicek@cisco.com>
Diffstat (limited to 'infra')
-rw-r--r--infra/northbound/common/pom.xml40
-rw-r--r--infra/northbound/common/src/main/java/io/fd/honeycomb/northbound/ConfigurationSupplier.java30
-rw-r--r--infra/northbound/common/src/main/java/io/fd/honeycomb/northbound/NorthboundAbstractModule.java50
-rw-r--r--infra/northbound/common/src/main/java/io/fd/honeycomb/northbound/NorthboundPrivateModule.java50
-rw-r--r--infra/northbound/pom.xml37
-rw-r--r--infra/pom.xml1
6 files changed, 208 insertions, 0 deletions
diff --git a/infra/northbound/common/pom.xml b/infra/northbound/common/pom.xml
new file mode 100644
index 0000000..37381a3
--- /dev/null
+++ b/infra/northbound/common/pom.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ ~ Copyright (c) 2017 Cisco and/or its affiliates.
+ ~
+ ~ 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.
+ -->
+
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+ <parent>
+ <artifactId>impl-parent</artifactId>
+ <groupId>io.fd.honeycomb.common</groupId>
+ <version>1.17.07-SNAPSHOT</version>
+ <relativePath>../../../common/impl-parent</relativePath>
+ </parent>
+
+ <modelVersion>4.0.0</modelVersion>
+
+ <groupId>io.fd.honeycomb.northbound</groupId>
+ <artifactId>common</artifactId>
+ <version>1.17.07-SNAPSHOT</version>
+
+ <dependencies>
+ <dependency>
+ <groupId>com.google.inject</groupId>
+ <artifactId>guice</artifactId>
+ </dependency>
+ </dependencies>
+</project> \ No newline at end of file
diff --git a/infra/northbound/common/src/main/java/io/fd/honeycomb/northbound/ConfigurationSupplier.java b/infra/northbound/common/src/main/java/io/fd/honeycomb/northbound/ConfigurationSupplier.java
new file mode 100644
index 0000000..0002d43
--- /dev/null
+++ b/infra/northbound/common/src/main/java/io/fd/honeycomb/northbound/ConfigurationSupplier.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ *
+ * 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 io.fd.honeycomb.northbound;
+
+import com.google.inject.Module;
+
+/**
+ * Supplies configuration class of type T and module used for its initialization.
+ *
+ * @param <T> module configuration type
+ */
+public interface ConfigurationSupplier<T> {
+ Module getConfigurationModule();
+
+ T getConfiguration();
+}
diff --git a/infra/northbound/common/src/main/java/io/fd/honeycomb/northbound/NorthboundAbstractModule.java b/infra/northbound/common/src/main/java/io/fd/honeycomb/northbound/NorthboundAbstractModule.java
new file mode 100644
index 0000000..b3d31d7
--- /dev/null
+++ b/infra/northbound/common/src/main/java/io/fd/honeycomb/northbound/NorthboundAbstractModule.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ *
+ * 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 io.fd.honeycomb.northbound;
+
+import com.google.inject.AbstractModule;
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+import com.google.inject.Module;
+
+/**
+ * Base class for Honeycomb's AbstractModules, that are initialized conditionally based on specific configuration.
+ *
+ * @param <T> module configuration type
+ */
+public abstract class NorthboundAbstractModule<T> extends AbstractModule implements ConfigurationSupplier<T> {
+
+ private final Class<T> configClass;
+ private final Module configurationModule;
+ private final Injector injector;
+
+ protected NorthboundAbstractModule(final Module configurationModule, final Class<T> configClass) {
+ this.configurationModule = configurationModule;
+ this.configClass = configClass;
+ this.injector = Guice.createInjector(configurationModule);
+ }
+
+ @Override
+ public final Module getConfigurationModule() {
+ return configurationModule;
+ }
+
+ @Override
+ public final T getConfiguration() {
+ return injector.getInstance(configClass);
+ }
+}
diff --git a/infra/northbound/common/src/main/java/io/fd/honeycomb/northbound/NorthboundPrivateModule.java b/infra/northbound/common/src/main/java/io/fd/honeycomb/northbound/NorthboundPrivateModule.java
new file mode 100644
index 0000000..da471a0
--- /dev/null
+++ b/infra/northbound/common/src/main/java/io/fd/honeycomb/northbound/NorthboundPrivateModule.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ *
+ * 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 io.fd.honeycomb.northbound;
+
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+import com.google.inject.Module;
+import com.google.inject.PrivateModule;
+
+/**
+ * Base class for Honeycomb's PrivateModules, that are initialized conditionally based on specific configuration.
+ *
+ * @param <T> module configuration type
+ */
+public abstract class NorthboundPrivateModule<T> extends PrivateModule implements ConfigurationSupplier<T> {
+
+ private final Class<T> configClass;
+ private final Module configurationModule;
+ private final Injector injector;
+
+ protected NorthboundPrivateModule(final Module configurationModule, final Class<T> configClass) {
+ this.configurationModule = configurationModule;
+ this.configClass = configClass;
+ this.injector = Guice.createInjector(configurationModule);
+ }
+
+ @Override
+ public final Module getConfigurationModule() {
+ return configurationModule;
+ }
+
+ @Override
+ public final T getConfiguration() {
+ return injector.getInstance(configClass);
+ }
+}
diff --git a/infra/northbound/pom.xml b/infra/northbound/pom.xml
new file mode 100644
index 0000000..a768b32
--- /dev/null
+++ b/infra/northbound/pom.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ ~ Copyright (c) 2017 Cisco and/or its affiliates.
+ ~
+ ~ 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.
+ -->
+
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+ <parent>
+ <artifactId>honeycomb-parent</artifactId>
+ <groupId>io.fd.honeycomb.common</groupId>
+ <version>1.17.07-SNAPSHOT</version>
+ <relativePath>../../common/honeycomb-parent</relativePath>
+ </parent>
+ <modelVersion>4.0.0</modelVersion>
+
+ <groupId>io.fd.honeycomb.northbound</groupId>
+ <artifactId>northbound-aggegator</artifactId>
+ <packaging>pom</packaging>
+
+ <modules>
+ <module>common</module>
+ </modules>
+
+</project> \ No newline at end of file
diff --git a/infra/pom.xml b/infra/pom.xml
index 0d25de5..4540520 100644
--- a/infra/pom.xml
+++ b/infra/pom.xml
@@ -50,6 +50,7 @@
<module>minimal-distribution-test</module>
<module>bgp-distribution-test</module>
<module>minimal-distribution-core</module>
+ <module>northbound</module>
</modules>
<!-- DO NOT install or deploy the repo root pom as it's only needed to initiate a build -->