Remove support for jextract -interactive

This commit will remove support for '-interactive' flag from jextract executable.
  1. Removed the method responsible for dealing with '-interactive' flag
  2. Removed unused imports required by said method
  3. Removed unused exports of said method in other files
  4. Removed the following files which are now unused:
		runtime/jextractnatives/jextractnatives_internal.h
		runtime/jextractnatives/jextractglue.c
  5. Reordered imports and removed empty lines

debugtools/DDR_VM/src/com/ibm/j9ddr/vm29/tools/ddrinteractive/commands/JextractCommand.java

@@ -28,20 +28,19 @@
 import com.ibm.j9ddr.tools.ddrinteractive.DDRInteractiveCommandException;
 import com.ibm.j9ddr.tools.ddrinteractive.Command;
 
-public class JextractCommand extends Command 
+public class JextractCommand extends Command
 {
 	public JextractCommand()
 	{
 		addCommand("jextract", "<filename>", "dump a JExtract file to filename (or console)");
 	}
 
-	public void run(String command, String[] args, Context context, PrintStream out) throws DDRInteractiveCommandException 
+	public void run(String command, String[] args, Context context, PrintStream out) throws DDRInteractiveCommandException
 	{
 		try {
 			throw new CorruptDataException("command not implemented");
 		} catch (CorruptDataException e) {
 			throw new DDRInteractiveCommandException(e);
 		}
 	}
-
 }

jcl/src/openj9.dtfj/share/classes/com/ibm/jvm/j9/dump/extract/Main.java

@@ -22,13 +22,11 @@
  *******************************************************************************/
 package com.ibm.jvm.j9.dump.extract;
 
-import java.io.BufferedReader;
 import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
-import java.io.InputStreamReader;
 import java.io.OutputStream;
 import java.io.OutputStreamWriter;
 import java.io.PrintWriter;
@@ -276,10 +274,8 @@ public static void main(String[] args) {
 		String outputName = null;
 		File virtualRootDirectory = null;
 		boolean ignoreOptions = false;
-		boolean interactive = false;
 		boolean verbose = false;
 		boolean throwExceptions = false;
-		boolean zip = true;
 		boolean disableBuildIdCheck = false;
 		boolean excludeCoreFile = false;
 
@@ -291,8 +287,6 @@ public static void main(String[] args) {
 			if (!ignoreOptions && args[i].startsWith("-")) { //$NON-NLS-1$
 				if ("--".equals(args[i])) { //$NON-NLS-1$
 					ignoreOptions = true;
-				} else if ("-interactive".equals(args[i])) { //$NON-NLS-1$
-					interactive = true;
 				} else if ("-help".equals(args[i])) { //$NON-NLS-1$
 					usageMessage(null, JEXTRACT_SUCCESS);
 				} else if ("-f".equals(args[i])) { //$NON-NLS-1$
@@ -338,14 +332,8 @@ public static void main(String[] args) {
 
 		Main dumper = new Main(dumpName, virtualRootDirectory, verbose, throwExceptions, disableBuildIdCheck, excludeCoreFile);
 
-		if (interactive) {
-			dumper.runInteractive();
-		} else {
-			if (zip) {
-				dumper.runZip(outputName);
-			}
-			report("jextract complete."); //$NON-NLS-1$
-		}
+		dumper.runZip(outputName);
+		report("jextract complete."); //$NON-NLS-1$
 
 		if (dumper._dump != null) {
 			try {
@@ -512,41 +500,6 @@ private void runZip(String outputName) {
 		}
 	}
 
-	private void runInteractive() {
-		report("Jextract interactive mode."); //$NON-NLS-1$
-		report("Type '!j9help' for help."); //$NON-NLS-1$
-		report("Type 'quit' to quit."); //$NON-NLS-1$
-		report("(Commands must be prefixed with '!')"); //$NON-NLS-1$
-
-		IAbstractAddressSpace addressSpace = _dump.getAddressSpace();
-
-		if (addressSpace == null) {
-			report("Error. Address space not found in dump: " + _dumpName //$NON-NLS-1$
-					+ ". Dump is truncated, corrupted or does not contain a supported JVM."); //$NON-NLS-1$
-			return;
-		}
-
-		BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
-
-		try {
-			while (true) {
-				report("> "); //$NON-NLS-1$
-				String command = input.readLine().trim();
-				if ("quit".equalsIgnoreCase(command) || "q".equalsIgnoreCase(command)) { //$NON-NLS-1$ //$NON-NLS-2$
-					break;
-				}
-				try {
-					doCommand(addressSpace, command);
-				} catch (Throwable e) {
-					report(e.getMessage());
-					report("Failure detected during command execution, see previous message(s)."); //$NON-NLS-1$
-				}
-			}
-		} catch (IOException e) {
-			report("Error reading input."); //$NON-NLS-1$
-		}
-	}
-
 	private static void report(String message) {
 		System.err.println(message);
 	}
@@ -677,7 +630,4 @@ private static void copy(ClosingFileReader from, OutputStream to, byte[] buffer)
 	}
 
 	private native long getEnvironmentPointer(IAbstractAddressSpace dump, boolean disableBuildIdCheck) throws Exception;
-
-	private native void doCommand(IAbstractAddressSpace dump, String command) throws Exception;
-
 }

runtime/jextractnatives/CMakeLists.txt

@@ -23,23 +23,19 @@
 set(OMR_ENHANCED_WARNINGS OFF)
 
 j9vm_add_library(j9jextract SHARED
-	jextractglue.c
 	jextractnatives.c
-
 )
 
 target_link_libraries(j9jextract
 	PRIVATE
 		j9vm_interface
-
 		j9dbgext
 		j9util
 		j9utilcore
 		j9pool
 )
 
 omr_add_exports(j9jextract
-	Java_com_ibm_jvm_j9_dump_extract_Main_doCommand
 	Java_com_ibm_jvm_j9_dump_extract_Main_getEnvironmentPointer
 )
 

runtime/jextractnatives/jextractnatives.c

@@ -25,7 +25,6 @@
 #include "j9dbgext.h"
 #include "j9protos.h"
 #include "j9port.h"
-#include "jextractnatives_internal.h"
 #include "j9version.h"
 
 #include <stdarg.h>
@@ -289,30 +288,6 @@ cacheIDs(JNIEnv* env, jobject dumpObj)
 	return 0;
 }
 
-void JNICALL
-Java_com_ibm_jvm_j9_dump_extract_Main_doCommand(JNIEnv *env, jobject obj, jobject dumpObj, jstring commandObject)
-{
-	const char *command = (*env)->GetStringUTFChars(env, commandObject, 0);
-	PORT_ACCESS_FROM_VMC((J9VMThread*)env);
-
-	if (command == NULL) {
-		return;
-	}
-
-	if (cacheIDs(env, dumpObj)) {
-		return;
-	}
-
-	/* hook the debug extension's malloc and free up to ours, so that it can benefit from -memorycheck */
-	OMRPORT_FROM_J9PORT(dbgGetPortLibrary())->mem_allocate_memory = OMRPORT_FROM_J9PORT(PORTLIB)->mem_allocate_memory;
-	OMRPORT_FROM_J9PORT(dbgGetPortLibrary())->mem_free_memory = OMRPORT_FROM_J9PORT(PORTLIB)->mem_free_memory;
-	OMRPORT_FROM_J9PORT(dbgGetPortLibrary())->port_control = OMRPORT_FROM_J9PORT(PORTLIB)->port_control;
-
-	run_command(command);
-
-	(*env)->ReleaseStringUTFChars(env, commandObject, command);
-}
-
 /**
  * Gets the environment pointer from the J9RAS structure.
  */

runtime/jextractnatives/module.xml

@@ -23,7 +23,6 @@ SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 OR GPL-2.0-only WITH Classpath-ex
 <module>
 
 	<exports group="all">
-		<export name="Java_com_ibm_jvm_j9_dump_extract_Main_doCommand"/>
 		<export name="Java_com_ibm_jvm_j9_dump_extract_Main_getEnvironmentPointer"/>
 	</exports>
 

runtime/oti/jextractnatives_api.h

@@ -44,17 +44,6 @@ extern "C" {
 
 /* ---------------- jextractnatives.c ---------------- */
 
-/**
-* @brief
-* @param *env
-* @param obj
-* @param dumpObj
-* @param commandObject
-* @return void
-*/
-void JNICALL
-Java_com_ibm_jvm_j9_dump_extract_Main_doCommand(JNIEnv *env, jobject obj, jobject dumpObj, jstring commandObject);
-
 /**
 * @brief
 * @param *env