给定以下java源代码，
public class Test {
private static int a;
private static int a;
}
你在分析时会遇到错误，这是意料之中的事吗？我认为应该将其记录为解析器失败，而不是停止分析，对吧？
ERROR: Error during Sonar runner execution
org.sonar.runner.impl.RunnerException: Unable to execute Sonar
at org.sonar.runner.impl.BatchLauncher$1.delegateExecution(BatchLauncher.java:91)
at org.sonar.runner.impl.BatchLauncher$1.run(BatchLauncher.java:75)
at java.security.AccessController.doPrivileged(Native Method)
at org.sonar.runner.impl.BatchLauncher.doExecute(BatchLauncher.java:69)
at org.sonar.runner.impl.BatchLauncher.execute(BatchLauncher.java:50)
at org.sonar.runner.api.EmbeddedRunner.doExecute(EmbeddedRunner.java:102)
at org.sonar.runner.api.Runner.execute(Runner.java:100)
at org.sonar.runner.Main.executeTask(Main.java:70)
at org.sonar.runner.Main.execute(Main.java:59)
at org.sonar.runner.Main.main(Main.java:53)
Caused by: org.sonar.squidbridge.api.AnalysisException: SonarQube is unable to analyze file : '/home/administrator/tmp/frameworks/av/Test.java'
at org.sonar.java.ast.JavaAstScanner.simpleScan(JavaAstScanner.java:102)
at org.sonar.java.ast.JavaAstScanner.scan(JavaAstScanner.java:75)
at org.sonar.java.JavaSquid.scanSources(JavaSquid.java:131)
at org.sonar.java.JavaSquid.scan(JavaSquid.java:124)
at org.sonar.plugins.java.JavaSquidSensor.analyse(JavaSquidSensor.java:86)
at org.sonar.batch.phases.SensorsExecutor.executeSensor(SensorsExecutor.java:59)
at org.sonar.batch.phases.SensorsExecutor.execute(SensorsExecutor.java:51)
at org.sonar.batch.phases.DatabaseModePhaseExecutor.execute(DatabaseModePhaseExecutor.java:120)
at org.sonar.batch.scan.ModuleScanContainer.doAfterStart(ModuleScanContainer.java:264)
at org.sonar.api.platform.ComponentContainer.startComponents(ComponentContainer.java:92)
at org.sonar.api.platform.ComponentContainer.execute(ComponentContainer.java:77)
at org.sonar.batch.scan.ProjectScanContainer.scan(ProjectScanContainer.java:235)
at org.sonar.batch.scan.ProjectScanContainer.scanRecursively(ProjectScanContainer.java:230)
at org.sonar.batch.scan.ProjectScanContainer.doAfterStart(ProjectScanContainer.java:220)
at org.sonar.api.platform.ComponentContainer.startComponents(ComponentContainer.java:92)
at org.sonar.api.platform.ComponentContainer.execute(ComponentContainer.java:77)
at org.sonar.batch.scan.ScanTask.scan(ScanTask.java:57)
at org.sonar.batch.scan.ScanTask.execute(ScanTask.java:45)
at org.sonar.batch.bootstrap.TaskContainer.doAfterStart(TaskContainer.java:135)
at org.sonar.api.platform.ComponentContainer.startComponents(ComponentContainer.java:92)
at org.sonar.api.platform.ComponentContainer.execute(ComponentContainer.java:77)
at org.sonar.batch.bootstrap.GlobalContainer.executeTask(GlobalContainer.java:158)
at org.sonar.batch.bootstrapper.Batch.executeTask(Batch.java:95)
at org.sonar.batch.bootstrapper.Batch.execute(Batch.java:67)
at org.sonar.runner.batch.IsolatedLauncher.execute(IsolatedLauncher.java:48)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.sonar.runner.impl.BatchLauncher$1.delegateExecution(BatchLauncher.java:87)
... 9 more
Caused by: java.lang.IllegalArgumentException: duplicate key: a
at com.google.common.base.Preconditions.checkArgument(Preconditions.java:115)
at com.google.common.collect.RegularImmutableMap.<init>(RegularImmutableMap.java:72)
at com.google.common.collect.ImmutableMap$Builder.fromEntryList(ImmutableMap.java:221)
at com.google.common.collect.ImmutableMap$Builder.build(ImmutableMap.java:207)
at org.sonar.java.checks.HiddenFieldCheck.visitNode(HiddenFieldCheck.java:94)
at org.sonar.java.ast.visitors.SubscriptionVisitor.visit(SubscriptionVisitor.java:89)
at org.sonar.java.ast.visitors.SubscriptionVisitor.visitChildren(SubscriptionVisitor.java:115)
at org.sonar.java.ast.visitors.SubscriptionVisitor.visit(SubscriptionVisitor.java:91)
at org.sonar.java.ast.visitors.SubscriptionVisitor.scanTree(SubscriptionVisitor.java:72)
at org.sonar.java.ast.visitors.SubscriptionVisitor.scanFile(SubscriptionVisitor.java:65)
at org.sonar.java.checks.SubscriptionBaseVisitor.scanFile(SubscriptionBaseVisitor.java:33)
at org.sonar.java.checks.HiddenFieldCheck.scanFile(HiddenFieldCheck.java:80)
at org.sonar.java.model.VisitorsBridge.visitFile(VisitorsBridge.java:123)
at org.sonar.java.ast.JavaAstScanner.simpleScan(JavaAstScanner.java:94)
... 38 more
此源代码无法编译，因此我们也不希望SonarQube Java分析器能够分析这段代码。但是错误信息应该更有意义。我创建了以下Jira票证：http://jira.sonarsource.com/browse/SONARJAVA-1182