Add NoodleDebug for user-debugging and update FoxCompat to fix a bug.
Fox2Code
2 years ago
parent
95b1c80abb
commit
3289775875
@ -0,0 +1,163 @@
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package com.fox2code.mmm.utils;
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import android.annotation.SuppressLint;
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import android.app.Activity;
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import android.util.Log;
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import android.widget.TextView;
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import androidx.annotation.IdRes;
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import androidx.annotation.NonNull;
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import java.lang.ref.WeakReference;
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import java.util.LinkedList;
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import java.util.Objects;
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public class NoodleDebug {
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private static final String TAG = "NoodleDebug";
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private static final WeakReference<Thread> NULL_THREAD_REF = new WeakReference<>(null);
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private static final ThreadLocal<NoodleDebug> THREAD_NOODLE = new ThreadLocal<>();
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@SuppressLint("StaticFieldLeak") // <- Null initialized
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private static final NoodleDebug NULL = new NoodleDebug() {
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@Override
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public void setEnabled(boolean enabled) {}
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@Override
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protected void markDirty() {}
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};
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private final Activity activity;
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private final TextView textView;
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private final LinkedList<String> tokens;
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private final StringBuilder debug;
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private WeakReference<Thread> thread;
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private boolean enabled, updating;
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private NoodleDebug() {
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this.activity = null;
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this.textView = null;
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this.tokens = new LinkedList<>();
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this.debug = new StringBuilder(0);
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this.thread = NULL_THREAD_REF;
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}
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public NoodleDebug(Activity activity,@IdRes int textViewId) {
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this(activity, activity.findViewById(textViewId));
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}
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public NoodleDebug(Activity activity, TextView textView) {
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this.activity = Objects.requireNonNull(activity);
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this.textView = Objects.requireNonNull(textView);
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this.tokens = new LinkedList<>();
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this.debug = new StringBuilder(64);
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this.thread = NULL_THREAD_REF;
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}
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public NoodleDebug bind() {
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synchronized (this.tokens) {
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Thread thread;
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if ((thread = this.thread.get()) != null) {
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Log.e(TAG, "Trying to bind to thread \"" + Thread.currentThread().getName() +
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"\" while already bound to \"" + thread.getName() + "\"");
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return NULL;
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}
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this.tokens.clear();
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}
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if (this.enabled) {
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this.thread = new WeakReference<>(Thread.currentThread());
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THREAD_NOODLE.set(this);
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} else {
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this.thread = null;
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THREAD_NOODLE.remove();
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}
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return this;
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}
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public void unbind() {
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this.thread = NULL_THREAD_REF;
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boolean markDirty;
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synchronized (this.tokens) {
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markDirty = !this.tokens.isEmpty();
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this.tokens.clear();
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}
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if (markDirty) this.markDirty();
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}
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public boolean isBound() {
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return this.thread.get() != null;
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}
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public void push(String token) {
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if (!this.enabled) return;
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synchronized (this.tokens) {
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this.tokens.add(token);
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}
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if (!token.isEmpty())
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this.markDirty();
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}
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public void pop() {
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if (!this.enabled) return;
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String last;
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synchronized (this.tokens) {
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last = this.tokens.removeLast();
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}
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if (!last.isEmpty())
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this.markDirty();
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}
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public void replace(String token) {
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if (!this.enabled) return;
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String last;
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synchronized (this.tokens) {
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last = this.tokens.removeLast();
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this.tokens.add(token);
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}
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if (!last.equals(token))
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this.markDirty();
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}
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public void setEnabled(boolean enabled) {
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if (this.enabled && !enabled) {
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this.thread = NULL_THREAD_REF;
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synchronized (this.tokens) {
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this.tokens.clear();
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}
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this.markDirty();
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}
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this.enabled = enabled;
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}
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protected void markDirty() {
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assert this.activity != null;
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assert this.textView != null;
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if (this.updating) return;
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this.updating = true;
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this.activity.runOnUiThread(() -> {
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String debugText;
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synchronized (this.tokens) {
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StringBuilder debug = this.debug;
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debug.setLength(0);
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boolean first = true;
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for (String text : this.tokens) {
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if (text.isEmpty()) continue;
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if (first) first = false;
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else debug.append(" > ");
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debug.append(text);
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}
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debugText = debug.toString();
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}
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this.updating = false;
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this.textView.setText(debugText);
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});
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}
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@NonNull
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public static NoodleDebug getNoodleDebug() {
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NoodleDebug noodleDebug = THREAD_NOODLE.get();
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if (noodleDebug == null) return NULL;
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if (noodleDebug.thread.get() != Thread.currentThread()) {
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THREAD_NOODLE.remove();
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return NULL;
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}
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return noodleDebug;
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}
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}
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