Print full diagnostics file when Java process crashes.

Bug: 132766811
Test: treehugger
Change-Id: I8cca2486f2194a8643007a53e4a695d2a18abbf8
diff --git a/java/app_builder.go b/java/app_builder.go
index 82a390f..cfe75f9 100644
--- a/java/app_builder.go
+++ b/java/app_builder.go
@@ -31,7 +31,7 @@
 var (
 	Signapk = pctx.AndroidStaticRule("signapk",
 		blueprint.RuleParams{
-			Command: `${config.JavaCmd} -Djava.library.path=$$(dirname $signapkJniLibrary) ` +
+			Command: `${config.JavaCmd} ${config.JavaVmFlags} -Djava.library.path=$$(dirname $signapkJniLibrary) ` +
 				`-jar $signapkCmd $flags $certificates $in $out`,
 			CommandDeps: []string{"$signapkCmd", "$signapkJniLibrary"},
 		},
diff --git a/java/builder.go b/java/builder.go
index d257d1d..e1a912b 100644
--- a/java/builder.go
+++ b/java/builder.go
@@ -43,7 +43,8 @@
 			Command: `rm -rf "$outDir" "$annoDir" "$srcJarDir" && mkdir -p "$outDir" "$annoDir" "$srcJarDir" && ` +
 				`${config.ZipSyncCmd} -d $srcJarDir -l $srcJarDir/list -f "*.java" $srcJars && ` +
 				`(if [ -s $srcJarDir/list ] || [ -s $out.rsp ] ; then ` +
-				`${config.SoongJavacWrapper} ${config.JavacWrapper}${config.JavacCmd} ${config.JavacHeapFlags} ${config.CommonJdkFlags} ` +
+				`${config.SoongJavacWrapper} ${config.JavacWrapper}${config.JavacCmd} ` +
+				`${config.JavacHeapFlags} ${config.JavacVmFlags} ${config.CommonJdkFlags} ` +
 				`$processorpath $processor $javacFlags $bootClasspath $classpath ` +
 				`-source $javaVersion -target $javaVersion ` +
 				`-d $outDir -s $annoDir @$out.rsp @$srcJarDir/list ; fi ) && ` +
@@ -64,7 +65,7 @@
 	turbine = pctx.AndroidStaticRule("turbine",
 		blueprint.RuleParams{
 			Command: `rm -rf "$outDir" && mkdir -p "$outDir" && ` +
-				`${config.JavaCmd} -jar ${config.TurbineJar} --output $out.tmp ` +
+				`${config.JavaCmd} ${config.JavaVmFlags} -jar ${config.TurbineJar} --output $out.tmp ` +
 				`--temp_dir "$outDir" --sources @$out.rsp  --source_jars $srcJars ` +
 				`--javacopts ${config.CommonJdkFlags} ` +
 				`$javacFlags -source $javaVersion -target $javaVersion -- $bootClasspath $classpath && ` +
@@ -108,7 +109,7 @@
 
 	jarjar = pctx.AndroidStaticRule("jarjar",
 		blueprint.RuleParams{
-			Command:     "${config.JavaCmd} -jar ${config.JarjarCmd} process $rulesFile $in $out",
+			Command:     "${config.JavaCmd} ${config.JavaVmFlags} -jar ${config.JarjarCmd} process $rulesFile $in $out",
 			CommandDeps: []string{"${config.JavaCmd}", "${config.JarjarCmd}", "$rulesFile"},
 		},
 		"rulesFile")
@@ -124,7 +125,7 @@
 
 	jetifier = pctx.AndroidStaticRule("jetifier",
 		blueprint.RuleParams{
-			Command:     "${config.JavaCmd} -jar ${config.JetifierJar} -l error -o $out -i $in",
+			Command:     "${config.JavaCmd}  ${config.JavaVmFlags} -jar ${config.JetifierJar} -l error -o $out -i $in",
 			CommandDeps: []string{"${config.JavaCmd}", "${config.JetifierJar}"},
 		},
 	)
diff --git a/java/config/config.go b/java/config/config.go
index 46cd361..28c8995 100644
--- a/java/config/config.go
+++ b/java/config/config.go
@@ -69,6 +69,8 @@
 		// b/65004097: prevent using java.lang.invoke.StringConcatFactory when using -target 1.9
 		`-XDstringConcat=inline`,
 	}, " "))
+	pctx.StaticVariable("JavaVmFlags", "-XX:OnError=\"cat hs_err_pid%p.log\"")
+	pctx.StaticVariable("JavacVmFlags", "-J-XX:OnError=\"cat hs_err_pid%p.log\"")
 
 	pctx.VariableConfigMethod("hostPrebuiltTag", android.Config.PrebuiltOS)
 
diff --git a/java/config/makevars.go b/java/config/makevars.go
index 6881caf..fc90b36 100644
--- a/java/config/makevars.go
+++ b/java/config/makevars.go
@@ -39,8 +39,8 @@
 	ctx.Strict("ANDROID_JAVA8_HOME", "prebuilts/jdk/jdk8/${hostPrebuiltTag}")
 	ctx.Strict("ANDROID_JAVA9_HOME", "prebuilts/jdk/jdk9/${hostPrebuiltTag}")
 	ctx.Strict("ANDROID_JAVA_TOOLCHAIN", "${JavaToolchain}")
-	ctx.Strict("JAVA", "${JavaCmd}")
-	ctx.Strict("JAVAC", "${JavacCmd}")
+	ctx.Strict("JAVA", "${JavaCmd} ${JavaVmFlags}")
+	ctx.Strict("JAVAC", "${JavacCmd} ${JavacVmFlags}")
 	ctx.Strict("JAR", "${JarCmd}")
 	ctx.Strict("JAR_ARGS", "${JarArgsCmd}")
 	ctx.Strict("JAVADOC", "${JavadocCmd}")
@@ -58,8 +58,8 @@
 		ctx.Strict("ERROR_PRONE_CHECKS", "${ErrorProneChecks}")
 	}
 
-	ctx.Strict("TARGET_JAVAC", "${JavacCmd} ${CommonJdkFlags}")
-	ctx.Strict("HOST_JAVAC", "${JavacCmd} ${CommonJdkFlags}")
+	ctx.Strict("TARGET_JAVAC", "${JavacCmd}  ${JavacVmFlags} ${CommonJdkFlags}")
+	ctx.Strict("HOST_JAVAC", "${JavacCmd}  ${JavacVmFlags} ${CommonJdkFlags}")
 
 	ctx.Strict("JLINK", "${JlinkCmd}")
 	ctx.Strict("JMOD", "${JmodCmd}")
diff --git a/java/droiddoc.go b/java/droiddoc.go
index fd7e2a4..b881538 100644
--- a/java/droiddoc.go
+++ b/java/droiddoc.go
@@ -73,7 +73,7 @@
 			Command: `rm -rf "$outDir" "$srcJarDir" "$stubsDir" && ` +
 				`mkdir -p "$outDir" "$srcJarDir" "$stubsDir" && ` +
 				`${config.ZipSyncCmd} -d $srcJarDir -l $srcJarDir/list -f "*.java" $srcJars && ` +
-				`${config.JavaCmd} -jar ${config.MetalavaJar} -encoding UTF-8 -source $javaVersion @$out.rsp @$srcJarDir/list ` +
+				`${config.JavaCmd}  ${config.JavaVmFlags} -jar ${config.MetalavaJar} -encoding UTF-8 -source $javaVersion @$out.rsp @$srcJarDir/list ` +
 				`$bootclasspathArgs $classpathArgs $sourcepathArgs --no-banner --color --quiet --format=v2 ` +
 				`$opts && ` +
 				`${config.SoongZipCmd} -write_if_changed -jar -o $out -C $stubsDir -D $stubsDir && ` +
@@ -95,7 +95,7 @@
 		blueprint.RuleParams{
 			Command: `( rm -rf "$srcJarDir" && mkdir -p "$srcJarDir" && ` +
 				`${config.ZipSyncCmd} -d $srcJarDir -l $srcJarDir/list -f "*.java" $srcJars && ` +
-				`${config.JavaCmd} -jar ${config.MetalavaJar} -encoding UTF-8 -source $javaVersion @$out.rsp @$srcJarDir/list ` +
+				`${config.JavaCmd}  ${config.JavaVmFlags} -jar ${config.MetalavaJar} -encoding UTF-8 -source $javaVersion @$out.rsp @$srcJarDir/list ` +
 				`$bootclasspathArgs $classpathArgs $sourcepathArgs --no-banner --color --quiet --format=v2 ` +
 				`$opts && touch $out && rm -rf "$srcJarDir") || ` +
 				`( echo -e "$msg" ; exit 38 )`,
@@ -120,7 +120,7 @@
 			Command: `rm -rf "$outDir" "$srcJarDir" "$stubsDir" && ` +
 				`mkdir -p "$outDir" "$srcJarDir" "$stubsDir" && ` +
 				`${config.ZipSyncCmd} -d $srcJarDir -l $srcJarDir/list -f "*.java" $srcJars && ` +
-				`${config.JavaCmd} -jar ${config.DokkaJar} $srcJarDir ` +
+				`${config.JavaCmd} ${config.JavaVmFlags} -jar ${config.DokkaJar} $srcJarDir ` +
 				`$classpathArgs -format dac -dacRoot /reference/kotlin -output $outDir $opts && ` +
 				`${config.SoongZipCmd} -write_if_changed -d -o $docZip -C $outDir -D $outDir && ` +
 				`${config.SoongZipCmd} -write_if_changed -jar -o $out -C $stubsDir -D $stubsDir && ` +
diff --git a/java/jacoco.go b/java/jacoco.go
index 8b6d4ac..bce9822 100644
--- a/java/jacoco.go
+++ b/java/jacoco.go
@@ -31,7 +31,7 @@
 	jacoco = pctx.AndroidStaticRule("jacoco", blueprint.RuleParams{
 		Command: `rm -rf $tmpDir && mkdir -p $tmpDir && ` +
 			`${config.Zip2ZipCmd} -i $in -o $strippedJar $stripSpec && ` +
-			`${config.JavaCmd} -jar ${config.JacocoCLIJar} ` +
+			`${config.JavaCmd} ${config.JavaVmFlags} -jar ${config.JacocoCLIJar} ` +
 			`  instrument --quiet --dest $tmpDir $strippedJar && ` +
 			`${config.Ziptime} $tmpJar && ` +
 			`${config.MergeZipsCmd} --ignore-duplicates -j $out $tmpJar $in`,