fix missing source folder

1 files changed, 96 insertions, 0 deletions

diff --git a/main/java/gregtech/api/interfaces/metatileentity/IMetaTileEntityItemPipe.java b/main/java/gregtech/api/interfaces/metatileentity/IMetaTileEntityItemPipe.java
new file mode 100644
index 0000000..f3fc802
--- /dev/null
+++ b/main/java/gregtech/api/interfaces/metatileentity/IMetaTileEntityItemPipe.java
@@ -0,0 +1,96 @@
+package gregtech.api.interfaces.metatileentity;
+
+import java.util.Map;
+
+import gregtech.api.interfaces.tileentity.IGregTechTileEntity;
+import gregtech.api.metatileentity.BaseMetaPipeEntity;
+import gregtech.api.util.GT_Utility;
+
+public interface IMetaTileEntityItemPipe extends IMetaTileEntity {
+    /**
+     * @return if this Pipe can still be used.
+     */
+    public boolean pipeCapacityCheck();
+    
+    /**
+     * @return if this Pipe can still be used.
+     */
+    public boolean incrementTransferCounter(int aIncrement);
+    
+    /**
+     * Sends an ItemStack from aSender to the adjacent Blocks.
+     * @param aSender the BaseMetaTileEntity sending the Stack.
+     * @return if it was able to send something
+     */
+    public boolean sendItemStack(Object aSender);
+    
+	/**
+	 * Executes the Sending Code for inserting Stacks into the TileEntities.
+	 * @param aSender the BaseMetaTileEntity sending the Stack.
+	 * @param aSide the Side of the PIPE facing the TileEntity.
+	 * @return if this Side was allowed to Output into the Block.
+	 */
+    public boolean insertItemStackIntoTileEntity(Object aSender, byte aSide);
+    
+	/**
+	 * Can be used to make flow control Pipes, like Redpowers Restriction Tubes.
+	 * Every normal Pipe returns a Value of 32768, so you can easily insert lower Numbers to set Routing priorities.
+	 * Negative Numbers to "suck" Items into a certain direction are also possible.
+	 */
+	public int getStepSize();
+	
+	/**
+	 * Utility for the Item Network
+	 */
+	public static class Util {
+		/**
+		 * @return a List of connected Item Pipes
+		 */
+	    public static Map<IMetaTileEntityItemPipe, Long> scanPipes(IMetaTileEntityItemPipe aMetaTileEntity, Map<IMetaTileEntityItemPipe, Long> aMap, long aStep, boolean aSuckItems, boolean aIgnoreCapacity) {
+	    	aStep+=aMetaTileEntity.getStepSize();
+	    	if (aIgnoreCapacity || aMetaTileEntity.pipeCapacityCheck()) if (aMap.get(aMetaTileEntity) == null || aMap.get(aMetaTileEntity) > aStep) {
+		    	IGregTechTileEntity aBaseMetaTileEntity = aMetaTileEntity.getBaseMetaTileEntity();
+	    		aMap.put(aMetaTileEntity, aStep);
+		    	for (byte i = 0, j = 0; i < 6; i++) {
+		    		j = GT_Utility.getOppositeSide(i);
+		    		if (aSuckItems) {
+			    		if (aBaseMetaTileEntity.getCoverBehaviorAtSide(i).letsItemsIn(i, aBaseMetaTileEntity.getCoverIDAtSide(i), aBaseMetaTileEntity.getCoverDataAtSide(i), -2, aBaseMetaTileEntity)) {
+			    			IGregTechTileEntity tItemPipe = aBaseMetaTileEntity.getIGregTechTileEntityAtSide(i);
+		    				if (aBaseMetaTileEntity.getColorization() >= 0) {
+				    			byte tColor = tItemPipe.getColorization();
+			    				if (tColor >= 0 && tColor != aBaseMetaTileEntity.getColorization()) {
+			    					continue;
+			    				}
+			    			}
+				    		if (tItemPipe != null && tItemPipe instanceof BaseMetaPipeEntity) {
+					    		IMetaTileEntity tMetaTileEntity = tItemPipe.getMetaTileEntity();
+					    		if (tMetaTileEntity != null && tMetaTileEntity instanceof IMetaTileEntityItemPipe && tItemPipe.getCoverBehaviorAtSide(j).letsItemsOut(j, tItemPipe.getCoverIDAtSide(j), tItemPipe.getCoverDataAtSide(j), -2, tItemPipe)) {
+					    			scanPipes((IMetaTileEntityItemPipe)tMetaTileEntity, aMap, aStep, aSuckItems, aIgnoreCapacity);
+					    		}
+				    		}
+			    		}
+		    		} else {
+			    		if (aBaseMetaTileEntity.getCoverBehaviorAtSide(i).letsItemsOut(i, aBaseMetaTileEntity.getCoverIDAtSide(i), aBaseMetaTileEntity.getCoverDataAtSide(i), -2, aBaseMetaTileEntity)) {
+			    			IGregTechTileEntity tItemPipe = aBaseMetaTileEntity.getIGregTechTileEntityAtSide(i);
+		    				if (tItemPipe != null) {
+				    			if (aBaseMetaTileEntity.getColorization() >= 0) {
+				    				byte tColor = tItemPipe.getColorization();
+				    				if (tColor >= 0 && tColor != aBaseMetaTileEntity.getColorization()) {
+				    					continue;
+				    				}
+				    			}
+					    		if (tItemPipe instanceof BaseMetaPipeEntity) {
+						    		IMetaTileEntity tMetaTileEntity = tItemPipe.getMetaTileEntity();
+						    		if (tMetaTileEntity != null && tMetaTileEntity instanceof IMetaTileEntityItemPipe && tItemPipe.getCoverBehaviorAtSide(j).letsItemsIn(j, tItemPipe.getCoverIDAtSide(j), tItemPipe.getCoverDataAtSide(j), -2, tItemPipe)) {
+						    			scanPipes((IMetaTileEntityItemPipe)tMetaTileEntity, aMap, aStep, aSuckItems, aIgnoreCapacity);
+						    		}
+					    		}
+		    				}
+			    		}
+		    		}
+		    	}
+	    	}
+	    	return aMap;
+	    }
+	}
+}