--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/platform/java/jni/archive.c	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,154 @@
+// Copyright (C) 2004-2025 Artifex Software, Inc.
+//
+// This file is part of MuPDF.
+//
+// MuPDF is free software: you can redistribute it and/or modify it under the
+// terms of the GNU Affero General Public License as published by the Free
+// Software Foundation, either version 3 of the License, or (at your option)
+// any later version.
+//
+// MuPDF is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+// FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
+// details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with MuPDF. If not, see <https://www.gnu.org/licenses/agpl-3.0.en.html>
+//
+// Alternative licensing terms are available from the licensor.
+// For commercial licensing, see <https://www.artifex.com/> or contact
+// Artifex Software, Inc., 39 Mesa Street, Suite 108A, San Francisco,
+// CA 94129, USA, for further information.
+
+/* Archive interface */
+
+JNIEXPORT void JNICALL
+FUN(Archive_finalize)(JNIEnv *env, jobject self)
+{
+	fz_context *ctx = get_context(env);
+	fz_archive *arch = from_Archive_safe(env, self);
+	if (!ctx || !arch) return;
+	(*env)->SetLongField(env, self, fid_Archive_pointer, 0);
+	fz_drop_archive(ctx, arch);
+}
+
+JNIEXPORT jlong JNICALL
+FUN(Archive_newNativeArchive)(JNIEnv *env, jobject self, jstring jpath)
+{
+	fz_context *ctx = get_context(env);
+	fz_archive *arch = NULL;
+	const char *path = NULL;
+
+	if (!ctx) return 0;
+	if (!jpath) jni_throw_arg(env, "path must not be null");
+	path = (*env)->GetStringUTFChars(env, jpath, NULL);
+
+	fz_try(ctx)
+	{
+		if (fz_is_directory(ctx, path))
+			arch = fz_open_directory(ctx, path);
+		else
+			arch = fz_open_archive(ctx, path);
+	}
+	fz_always(ctx)
+		(*env)->ReleaseStringUTFChars(env, jpath, path);
+	fz_catch(ctx)
+		jni_rethrow(env, ctx);
+
+	return jlong_cast(arch);
+}
+
+JNIEXPORT jstring JNICALL
+FUN(Archive_getFormat)(JNIEnv *env, jobject self)
+{
+	fz_context *ctx = get_context(env);
+	fz_archive *arch = from_Archive(env, self);
+	const char *format = NULL;
+
+	if (!ctx || !arch) return NULL;
+
+	fz_try(ctx)
+		format = fz_archive_format(ctx, arch);
+	fz_catch(ctx)
+		jni_rethrow(env, ctx);
+
+	return (*env)->NewStringUTF(env, format);
+}
+
+JNIEXPORT jint JNICALL
+FUN(Archive_countEntries)(JNIEnv *env, jobject self)
+{
+	fz_context *ctx = get_context(env);
+	fz_archive *arch = from_Archive(env, self);
+	int count = -1;
+
+	if (!ctx || !arch) return -1;
+
+	fz_try(ctx)
+		count = fz_count_archive_entries(ctx, arch);
+	fz_catch(ctx)
+		jni_rethrow(env, ctx);
+
+	return count;
+}
+
+JNIEXPORT jstring JNICALL
+FUN(Archive_listEntry)(JNIEnv *env, jobject self, jint index)
+{
+	fz_context *ctx = get_context(env);
+	fz_archive *arch = from_Archive(env, self);
+	const char *name = NULL;
+
+	if (!ctx || !arch) return NULL;
+
+	fz_try(ctx)
+		name = fz_list_archive_entry(ctx, arch, index);
+	fz_catch(ctx)
+		jni_rethrow(env, ctx);
+
+	return (*env)->NewStringUTF(env, name);
+}
+
+JNIEXPORT jboolean JNICALL
+FUN(Archive_hasEntry)(JNIEnv *env, jobject self, jstring jname)
+{
+	fz_context *ctx = get_context(env);
+	fz_archive *arch = from_Archive(env, self);
+	const char *name = NULL;
+	int has = 0;
+
+	if (!ctx || !arch) return JNI_FALSE;
+	if (!jname) jni_throw_arg(env, "name must not be null");
+	name = (*env)->GetStringUTFChars(env, jname, NULL);
+
+	fz_try(ctx)
+		has = fz_has_archive_entry(ctx, arch, name);
+	fz_always(ctx)
+		(*env)->ReleaseStringUTFChars(env, jname, name);
+	fz_catch(ctx)
+		jni_rethrow(env, ctx);
+
+	return has;
+}
+
+JNIEXPORT jobject JNICALL
+FUN(Archive_readEntry)(JNIEnv *env, jobject self, jstring jname)
+{
+	fz_context *ctx = get_context(env);
+	fz_archive *arch = from_Archive(env, self);
+	const char *name = NULL;
+	fz_buffer *buffer = NULL;
+
+	if (!ctx || !arch) return NULL;
+	if (!jname) jni_throw_arg(env, "name must not be null");
+	name = (*env)->GetStringUTFChars(env, jname, NULL);
+
+	fz_try(ctx)
+		buffer = fz_read_archive_entry(ctx, arch, name);
+	fz_always(ctx)
+		(*env)->ReleaseStringUTFChars(env, jname, name);
+	fz_catch(ctx)
+		jni_rethrow(env, ctx);
+
+	return to_Buffer_safe_own(ctx, env, buffer);
+}