Created new basic stream architecture

Author: litetex

extractor/src/main/java/org/schabi/newpipe/extractor/streamdata/delivery/DASHDeliveryData.java

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+package org.schabi.newpipe.extractor.streamdata.delivery;
+
+public interface DASHDeliveryData extends DeliveryData {
+    // Just a marker interface
+}

extractor/src/main/java/org/schabi/newpipe/extractor/streamdata/delivery/DASHManifestDeliveryData.java

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+package org.schabi.newpipe.extractor.streamdata.delivery;
+
+import javax.annotation.Nonnull;
+
+public interface DASHManifestDeliveryData extends DASHDeliveryData {
+    /**
+     * Returns the base url for the DashManifest.
+     *
+     * @return
+     */
+    // TODO: Check removal
+    @Nonnull
+    default String getBaseUrl() {
+        return "";
+    }
+
+    String getManifestAsString();
+}

extractor/src/main/java/org/schabi/newpipe/extractor/streamdata/delivery/DASHUrlDeliveryData.java

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+package org.schabi.newpipe.extractor.streamdata.delivery;
+
+public interface DASHUrlDeliveryData extends UrlBasedDeliveryData, DASHDeliveryData {
+    // Nothing to implement additionally
+}

extractor/src/main/java/org/schabi/newpipe/extractor/streamdata/delivery/DeliveryData.java

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+package org.schabi.newpipe.extractor.streamdata.delivery;
+
+public interface DeliveryData {
+    // Only a marker so far
+}

extractor/src/main/java/org/schabi/newpipe/extractor/streamdata/delivery/HLSDeliveryData.java

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+package org.schabi.newpipe.extractor.streamdata.delivery;
+
+public interface HLSDeliveryData extends UrlBasedDeliveryData {
+    // Nothing to implement additionally
+}

extractor/src/main/java/org/schabi/newpipe/extractor/streamdata/delivery/ProgressiveHTTPDeliveryData.java

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+package org.schabi.newpipe.extractor.streamdata.delivery;
+
+public interface ProgressiveHTTPDeliveryData extends DeliveryData {
+    // Nothing to implement additionally
+}

extractor/src/main/java/org/schabi/newpipe/extractor/streamdata/delivery/TorrentDeliveryData.java

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+package org.schabi.newpipe.extractor.streamdata.delivery;
+
+public interface TorrentDeliveryData extends UrlBasedDeliveryData {
+    // Nothing to implement additionally
+}

extractor/src/main/java/org/schabi/newpipe/extractor/streamdata/delivery/UrlBasedDeliveryData.java

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+package org.schabi.newpipe.extractor.streamdata.delivery;
+
+import javax.annotation.Nonnull;
+
+public interface UrlBasedDeliveryData extends DeliveryData {
+    @Nonnull
+    String url();
+}

extractor/src/main/java/org/schabi/newpipe/extractor/streamdata/delivery/simpleimpl/AbstractDeliveryDataImpl.java

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+package org.schabi.newpipe.extractor.streamdata.delivery.simpleimpl;
+
+import org.schabi.newpipe.extractor.streamdata.delivery.DeliveryData;
+
+public abstract class AbstractDeliveryDataImpl implements DeliveryData {
+    // Nothing to implement so far
+}

extractor/src/main/java/org/schabi/newpipe/extractor/streamdata/delivery/simpleimpl/AbstractUrlBasedDeliveryDataImpl.java

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+package org.schabi.newpipe.extractor.streamdata.delivery.simpleimpl;
+
+import org.schabi.newpipe.extractor.streamdata.delivery.UrlBasedDeliveryData;
+
+import java.util.Objects;
+
+import javax.annotation.Nonnull;
+
+public abstract class AbstractUrlBasedDeliveryDataImpl extends AbstractDeliveryDataImpl
+    implements UrlBasedDeliveryData {
+
+    @Nonnull
+    private final String url;
+
+    protected AbstractUrlBasedDeliveryDataImpl(@Nonnull final String url) {
+        this.url = Objects.requireNonNull(url);
+    }
+
+    @Nonnull
+    @Override
+    public String url() {
+        return url;
+    }
+
+}