[ https://issues.apache.org/jira/browse/GEODE-1842?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Kirk Lund updated GEODE-1842: ----------------------------- Labels: StackOverflowError gfsh json (was: ) > Execution of query from GFSH or Pulse may kill a Server with > StackOverflowError > ------------------------------------------------------------------------------- > > Key: GEODE-1842 > URL: https://issues.apache.org/jira/browse/GEODE-1842 > Project: Geode > Issue Type: Bug > Components: gfsh, pulse, querying > Reporter: Kirk Lund > Assignee: Kirk Lund > Priority: Critical > Labels: StackOverflowError, gfsh, json > > TypedJson is prone to StackOverflowErrors which results in SystemFailure > shutdown of any Geode server that hits this problem. Below is the latest > error stack reported against TypedJson: > {noformat} > java.lang.StackOverflowError > at java.lang.Class.getEnclosingMethodInfo(Class.java:1072) > at java.lang.Class.getEnclosingClass(Class.java:1272) > at java.lang.Class.getSimpleBinaryName(Class.java:1443) > at java.lang.Class.getSimpleName(Class.java:1309) > at java.lang.Class.getCanonicalName(Class.java:1399) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.internalToExternal(TypedJson.java:626) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.writeType(TypedJson.java:610) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.writeKeyValue(TypedJson.java:345) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.visitSpecialObjects(TypedJson.java:517) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.writeKeyValue(TypedJson.java:353) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.visitChildrens(TypedJson.java:670) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.addVal(TypedJson.java:323) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.writeVal(TypedJson.java:314) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.writeKeyValue(TypedJson.java:357) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.visitChildrens(TypedJson.java:670) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.addVal(TypedJson.java:323) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.writeVal(TypedJson.java:314) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.writeKeyValue(TypedJson.java:357) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.visitSpecialObjects(TypedJson.java:517) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.writeKeyValue(TypedJson.java:353) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.visitChildrens(TypedJson.java:670) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.addVal(TypedJson.java:323) > at > com.gemstone.gemfire.management.internal.cli.json.TypedJson.writeVal(TypedJson.java:314) > {noformat} > QueryDataFunction uses TypedJson to serialize query results into JSON to > return to GFSH or Pulse. Rather than maintain a broken custom JSON parser, we > should replace TypedJson with Jackson. > This example will go into infinite recursion until it produces a > StackOverflowError: > {noformat} > public class Root { > public Root getRoot() { > return this; > } > public Child getChild() { // getter that returns unique instances > return new Child(); > } > } > public class Child { > public Child getChild() { > return this; > } > } > {noformat} > This example will go into an infinite loop until it produces OutOfMemoryError: > {noformat} > public class Replicator { > public Replicator getReplicator() { // getter that returns unique instances > return new Replicator(); > } > } > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)