Add decompiled APK source code (JADX)

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Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

decompiled/sources/com/singular/sdk/internal/FixedSizePersistentQueue.java

@@ -0,0 +1,81 @@
+package com.singular.sdk.internal;
+
+import android.content.Context;
+import com.singular.sdk.internal.QueueFile;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.OutputStreamWriter;
+
+/* loaded from: classes4.dex */
+public final class FixedSizePersistentQueue implements Queue {
+    public static final SingularLog logger = SingularLog.getLogger(FixedSizePersistentQueue.class.getSimpleName());
+    public final int MAX_SIZE;
+    public final DirectByteArrayOutputStream bytes = new DirectByteArrayOutputStream();
+    public final QueueFile queueFile;
+
+    public static class DirectByteArrayOutputStream extends ByteArrayOutputStream {
+        public byte[] getArray() {
+            return ((ByteArrayOutputStream) this).buf;
+        }
+    }
+
+    public static FixedSizePersistentQueue create(Context context, String str, int i) {
+        File file = new File(context.getFilesDir(), str);
+        if (file.exists()) {
+            logger.debug("FYI - file %s already exists, will reuse.", file.getName());
+        }
+        return new FixedSizePersistentQueue(new QueueFile.Builder(file).build(), i);
+    }
+
+    public FixedSizePersistentQueue(QueueFile queueFile, int i) {
+        this.queueFile = queueFile;
+        this.MAX_SIZE = i;
+    }
+
+    public synchronized int size() {
+        return this.queueFile.size();
+    }
+
+    public synchronized boolean isEmpty() {
+        return size() == 0;
+    }
+
+    @Override // com.singular.sdk.internal.Queue
+    public synchronized void add(String str) {
+        try {
+            if (Utils.isEmptyOrNull(str)) {
+                return;
+            }
+            if (this.queueFile.size() >= this.MAX_SIZE) {
+                this.queueFile.remove(1);
+            }
+            this.bytes.reset();
+            OutputStreamWriter outputStreamWriter = new OutputStreamWriter(this.bytes);
+            outputStreamWriter.write(str);
+            outputStreamWriter.close();
+            this.queueFile.add(this.bytes.getArray(), 0, this.bytes.size());
+        } catch (Throwable th) {
+            throw th;
+        }
+    }
+
+    @Override // com.singular.sdk.internal.Queue
+    public synchronized String peek() {
+        byte[] peek = this.queueFile.peek();
+        if (peek == null) {
+            return null;
+        }
+        return new String(peek, "UTF-8");
+    }
+
+    @Override // com.singular.sdk.internal.Queue
+    public synchronized void remove() {
+        remove(1);
+    }
+
+    public synchronized void remove(int i) {
+        if (i <= size()) {
+            this.queueFile.remove(i);
+        }
+    }
+}