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221 changes: 221 additions & 0 deletions
221
...ary-android-core/src/main/java/leakcanary/internal/activity/screen/HprofExplorerScreen.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,221 @@ | ||
| package leakcanary.internal.activity.screen | ||
|
|
||
| import android.app.AlertDialog | ||
| import android.view.View | ||
| import android.view.View.OnAttachStateChangeListener | ||
| import android.view.View.VISIBLE | ||
| import android.view.ViewGroup | ||
| import android.widget.EditText | ||
| import android.widget.ListView | ||
| import android.widget.TextView | ||
| import android.widget.Toast | ||
| import com.squareup.leakcanary.core.R | ||
| import leakcanary.GraphField | ||
| import leakcanary.GraphHeapValue | ||
| import leakcanary.GraphObjectRecord.GraphClassRecord | ||
| import leakcanary.GraphObjectRecord.GraphInstanceRecord | ||
| import leakcanary.GraphObjectRecord.GraphObjectArrayRecord | ||
| import leakcanary.GraphObjectRecord.GraphPrimitiveArrayRecord | ||
| import leakcanary.HeapValue.BooleanValue | ||
| import leakcanary.HeapValue.ByteValue | ||
| import leakcanary.HeapValue.CharValue | ||
| import leakcanary.HeapValue.DoubleValue | ||
| import leakcanary.HeapValue.FloatValue | ||
| import leakcanary.HeapValue.IntValue | ||
| import leakcanary.HeapValue.LongValue | ||
| import leakcanary.HeapValue.ObjectReference | ||
| import leakcanary.HeapValue.ShortValue | ||
| import leakcanary.HprofGraph | ||
| import leakcanary.HprofParser | ||
| import leakcanary.HprofParser.RecordCallbacks | ||
| import leakcanary.Record.HeapDumpRecord.ObjectRecord.InstanceDumpRecord | ||
| import leakcanary.internal.activity.db.Io | ||
| import leakcanary.internal.activity.db.Io.OnIo | ||
| import leakcanary.internal.activity.db.executeOnIo | ||
| import leakcanary.internal.activity.ui.SimpleListAdapter | ||
| import leakcanary.internal.navigation.Screen | ||
| import leakcanary.internal.navigation.activity | ||
| import leakcanary.internal.navigation.inflate | ||
| import java.io.File | ||
|
|
||
| internal class HprofExplorerScreen( | ||
| private val heapDumpFile: File | ||
| ) : Screen() { | ||
| override fun createView(container: ViewGroup) = | ||
| container.inflate(R.layout.leak_canary_hprof_explorer).apply { | ||
| container.activity.title = resources.getString(R.string.leak_canary_loading_title) | ||
|
|
||
| lateinit var parser: HprofParser | ||
|
|
||
| addOnAttachStateChangeListener(object : OnAttachStateChangeListener { | ||
| override fun onViewAttachedToWindow(view: View) { | ||
| } | ||
|
|
||
| override fun onViewDetachedFromWindow(view: View) { | ||
| Io.execute { | ||
| parser.close() | ||
| } | ||
| } | ||
| }) | ||
|
|
||
| executeOnIo { | ||
| container.activity.title = | ||
| resources.getString(R.string.leak_canary_options_menu_explore_heap_dump) | ||
| parser = HprofParser.open(heapDumpFile) | ||
| val graph = HprofGraph(parser) | ||
| val classInstances = mutableMapOf<Long, MutableList<Long>>() | ||
| parser.scan(RecordCallbacks().on(InstanceDumpRecord::class.java) { record -> | ||
| val instances = classInstances.getOrPut(record.classId, { mutableListOf() }) | ||
| instances += record.id | ||
| }) | ||
| updateUi { | ||
| val titleView = findViewById<TextView>(R.id.leak_canary_explorer_title) | ||
| val searchView = findViewById<View>(R.id.leak_canary_search_button) | ||
| val listView = findViewById<ListView>(R.id.leak_canary_explorer_list) | ||
| titleView.visibility = VISIBLE | ||
| searchView.visibility = VISIBLE | ||
| listView.visibility = VISIBLE | ||
| searchView.setOnClickListener { | ||
| val input = EditText(context) | ||
| AlertDialog.Builder(context) | ||
| .setIcon(android.R.drawable.ic_dialog_alert) | ||
| .setTitle("Type a fully qualified class name") | ||
| .setView(input) | ||
| .setPositiveButton(android.R.string.ok) { _, _ -> | ||
| executeOnIo { | ||
| val partialClassName = input.text.toString() | ||
| val matchingClasses = classInstances.keys.filter { | ||
| graph.className(it) | ||
| .contains(partialClassName) | ||
| }.map { graph.readGraphObjectRecord(it).asClass!! } | ||
|
|
||
| if (matchingClasses.isEmpty()) { | ||
| updateUi { | ||
| Toast.makeText( | ||
| context, "No class matching [$partialClassName]", Toast.LENGTH_LONG | ||
| ) | ||
| .show() | ||
| } | ||
| } else { | ||
| updateUi { | ||
| titleView.text = "${matchingClasses.size} instances matching [$partialClassName]" | ||
| listView.adapter = SimpleListAdapter( | ||
| R.layout.leak_canary_leak_row, matchingClasses | ||
| ) { view, position -> | ||
| val titleView = view.findViewById<TextView>(R.id.leak_canary_row_text) | ||
| titleView.text = matchingClasses[position].name | ||
| } | ||
| listView.setOnItemClickListener { _, _, position, _ -> | ||
| val selectedClass = matchingClasses[position] | ||
| executeOnIo { | ||
| val instances = classInstances[selectedClass.record.id]!! | ||
| updateUi { | ||
| titleView.text = "${instances.size} instances of class ${selectedClass.name}" | ||
| listView.adapter = SimpleListAdapter( | ||
| R.layout.leak_canary_leak_row, instances | ||
| ) { view, position -> | ||
| val titleView = view.findViewById<TextView>(R.id.leak_canary_row_text) | ||
| titleView.text = "@${instances[position]}" | ||
| } | ||
| listView.setOnItemClickListener { _, _, position, _ -> | ||
| executeOnIo { | ||
| val objectId = instances[position] | ||
| val instance = graph.readGraphObjectRecord(objectId).asInstance!! | ||
| val fields = fieldsForRendering(instance) | ||
| showInstanceFields(titleView, objectId, selectedClass.name, listView, fields) | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| .setNegativeButton(android.R.string.cancel, null) | ||
| .show() | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| private fun OnIo.showInstanceFields( | ||
| titleView: TextView, | ||
| objectId: Long, | ||
| className: String, | ||
| listView: ListView, | ||
| fields: List<Pair<GraphField, String>> | ||
| ) { | ||
| updateUi { | ||
| titleView.text = "@$objectId instance of class $className" | ||
| listView.adapter = SimpleListAdapter( | ||
| R.layout.leak_canary_leak_row, fields | ||
| ) { view, position -> | ||
| val titleView = | ||
| view.findViewById<TextView>(R.id.leak_canary_row_text) | ||
| titleView.text = fields[position].second | ||
| } | ||
| listView.setOnItemClickListener { _, _, position, _ -> | ||
| val field = fields[position].first | ||
| if (field.value.isNonNullReference) { | ||
| executeOnIo { | ||
| val instance = field.value.readObjectRecord()!!.asInstance | ||
| if (instance != null) { | ||
| val fields = fieldsForRendering(instance) | ||
| showInstanceFields(titleView, instance.record.id, instance.className, listView, fields) | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| private fun fieldsForRendering(instance: GraphInstanceRecord): List<Pair<GraphField, String>> { | ||
| return instance.readFields() | ||
| .map { field -> | ||
| field to "${field.classRecord.simpleName}.${field.name}=${heapValueAsString( | ||
| field.value | ||
| )}" | ||
| } | ||
| .toList() | ||
| } | ||
|
|
||
| private fun heapValueAsString(heapValue: GraphHeapValue): String { | ||
| return when (val actualValue = heapValue.actual) { | ||
| is ObjectReference -> { | ||
| if (heapValue.isNullReference) { | ||
| "null" | ||
| } else { | ||
| when(val objectRecord = heapValue.readObjectRecord()!!) { | ||
| is GraphInstanceRecord -> { | ||
| if (objectRecord instanceOf "java.lang.String") { | ||
| "\"${objectRecord.readAsJavaString()!!}\"" | ||
| } else { | ||
| heapValue.readObjectRecord()!!.asInstance!!.className + "@${actualValue.value}" | ||
| } | ||
| } | ||
| is GraphClassRecord -> { | ||
| objectRecord.name | ||
| } | ||
| is GraphObjectArrayRecord -> { | ||
| objectRecord.arrayClassName | ||
| } | ||
| is GraphPrimitiveArrayRecord -> { | ||
| // TODO actual type | ||
| "primitive array" | ||
| } | ||
| } | ||
| } | ||
| } | ||
| is BooleanValue -> actualValue.value.toString() | ||
| is CharValue -> actualValue.value.toString() | ||
| is FloatValue -> actualValue.value.toString() | ||
| is DoubleValue -> actualValue.value.toString() | ||
| is ByteValue -> actualValue.value.toString() | ||
| is ShortValue -> actualValue.value.toString() | ||
| is IntValue -> actualValue.value.toString() | ||
| is LongValue -> actualValue.value.toString() | ||
| } | ||
|
|
||
| } | ||
| } |
29 changes: 29 additions & 0 deletions
29
leakcanary-android-core/src/main/res/layout/leak_canary_hprof_explorer.xml
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="match_parent" | ||
| android:background="@color/leak_canary_background_color" | ||
| android:orientation="vertical" | ||
| > | ||
| <Button | ||
| android:id="@+id/leak_canary_search_button" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="wrap_content" | ||
| android:text="@string/leak_canary_explorer_search_classes" | ||
| android:visibility="invisible" | ||
| /> | ||
| <TextView | ||
| android:id="@+id/leak_canary_explorer_title" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="wrap_content" | ||
| android:visibility="invisible" | ||
| /> | ||
| <ListView | ||
| android:id="@+id/leak_canary_explorer_list" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="match_parent" | ||
| android:divider="@null" | ||
| android:dividerHeight="0dp" | ||
| android:visibility="invisible" | ||
| /> | ||
| </LinearLayout> |
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