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nulldefense's Introduction

Removes invalid objects during Gson parsing which are marked as required, yet null/empty.

Build Status Apache License v2.0 Latest Version

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nulldefense's Issues

Add Support for Class level annotation

Add Support for annotating all fields are Required fields via class level.
When a class is marked as Required, then all fields in current class should be considered as required.

Add Support for 1.6+

Gson support JDK 1.6+, using this library restricts to JDK1.7+ due to usage of
java.util.Objects#requireNonNull

Gson's jar compiled version

❯ javap -cp gson-2.8.5.jar -verbose com.google.gson.Gson  | grep major
  major version: 50

IllegalStateException during serialization

Describe the bug
Unable to serialize, deserialized data

Version

  • Library Version [1.0.0]
  • Gson Version [2.8.5]

To Reproduce
Steps to reproduce the behavior:

  1. Remove @MandatoryTest from ParentTest#children
  2. Serialize/Deserialize
    {
      "name": "NullDefense"
    }
  3. Snippet
    ParentTest parent = gson.fromJson("{\"name\":\"NullDefense\"}", ParentTest.class);
    gson.toJson(parent, ParentTest.class);
  4. Exception is thrown
    • java.lang.IllegalStateException: Dangling name: children
  5. Stacktrace
java.lang.IllegalStateException: Dangling name: children

	at com.google.gson.stream.JsonWriter.close(JsonWriter.java:342)
	at com.google.gson.stream.JsonWriter.endObject(JsonWriter.java:317)
	at com.google.gson.internal.bind.ReflectiveTypeAdapterFactory$Adapter.write(ReflectiveTypeAdapterFactory.java:251)
	at com.venomvendor.library.gson.NullDefenseTypeAdapterFactory$DefensiveAdapter.write(NullDefenseTypeAdapterFactory.java:162)
	at com.google.gson.Gson.toJson(Gson.java:704)
	at com.google.gson.Gson.toJson(Gson.java:683)
	at com.google.gson.Gson.toJson(Gson.java:638)
	at com.venomvendor.library.gson.NullDefenseTypeAdapterFactoryTest.lambda$shouldThrowExceptionForMissingChildren$7(NullDefenseTypeAdapterFactoryTest.java:176)
	at org.junit.jupiter.api.AssertTimeout.lambda$assertTimeout$0(AssertTimeout.java:51)
	at org.junit.jupiter.api.AssertTimeout.assertTimeout(AssertTimeout.java:80)
	at org.junit.jupiter.api.AssertTimeout.assertTimeout(AssertTimeout.java:68)
	at org.junit.jupiter.api.AssertTimeout.assertTimeout(AssertTimeout.java:50)
	at org.junit.jupiter.api.AssertTimeout.assertTimeout(AssertTimeout.java:46)
	at org.junit.jupiter.api.Assertions.assertTimeout(Assertions.java:1332)
	at com.venomvendor.library.gson.NullDefenseTypeAdapterFactoryTest.shouldThrowExceptionForMissingChildren(NullDefenseTypeAdapterFactoryTest.java:171)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:564)
	at org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:513)
	at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:115)
	at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$6(TestMethodTestDescriptor.java:170)
	at org.junit.jupiter.engine.execution.ThrowableCollector.execute(ThrowableCollector.java:40)
	at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:166)
	at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:113)
	at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:58)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.lambda$executeRecursively$3(HierarchicalTestExecutor.java:113)
	at org.junit.platform.engine.support.hierarchical.SingleTestExecutor.executeSafely(SingleTestExecutor.java:66)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.executeRecursively(HierarchicalTestExecutor.java:108)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.execute(HierarchicalTestExecutor.java:79)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.lambda$executeRecursively$2(HierarchicalTestExecutor.java:121)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177)
	at java.base/java.util.Iterator.forEachRemaining(Iterator.java:133)
	at java.base/java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484)
	at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474)
	at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173)
	at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.lambda$executeRecursively$3(HierarchicalTestExecutor.java:121)
	at org.junit.platform.engine.support.hierarchical.SingleTestExecutor.executeSafely(SingleTestExecutor.java:66)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.executeRecursively(HierarchicalTestExecutor.java:108)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.execute(HierarchicalTestExecutor.java:79)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.lambda$executeRecursively$2(HierarchicalTestExecutor.java:121)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177)
	at java.base/java.util.Iterator.forEachRemaining(Iterator.java:133)
	at java.base/java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484)
	at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474)
	at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173)
	at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.lambda$executeRecursively$3(HierarchicalTestExecutor.java:121)
	at org.junit.platform.engine.support.hierarchical.SingleTestExecutor.executeSafely(SingleTestExecutor.java:66)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.executeRecursively(HierarchicalTestExecutor.java:108)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor$NodeExecutor.execute(HierarchicalTestExecutor.java:79)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:55)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:43)
	at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:170)
	at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:154)
	at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:90)
	at com.intellij.junit5.JUnit5IdeaTestRunner.startRunnerWithArgs(JUnit5IdeaTestRunner.java:74)
	at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)
	at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
	at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)

Expected behavior

  • No Error/Exception should be thrown.
  • Should Serialize properly

CI is not pushing artifacts

Describe the bug
Travis is not pushing generated *jar files to artifact.

To Reproduce
Steps to reproduce the behavior:

  1. Checkout master to commit 71e95ef
  2. Trigger build in Travis
  3. Autogenerated sources.jar, *.jar, javadoc.jar in not pushed to bintray

Expected behavior
Post build, libraries has to be published to bintray

JCenter Shutdown

It looks like JCenter has shutdown after Feb. 1st this year, so we can't resolve the dependency anymore. Is it possible to move the project to Maven Central?

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