@@ -0,0 +1,2755 @@
+/*%0A * Zorbage: an Algebraic data hierarchy for use in numeric processing.%0A *%0A * Copyright (C) 2016-2018 Barry DeZonia%0A * %0A * Redistribution and use in source and binary forms, with or without%0A * modification, are permitted provided that the following conditions are met:%0A * %0A * 1. Redistributions of source code must retain the above copyright notice,%0A *    this list of conditions and the following disclaimer.%0A * 2. Redistributions in binary form must reproduce the above copyright notice,%0A *    this list of conditions and the following disclaimer in the documentation%0A *    and/or other materials provided with the distribution.%0A * %0A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS %22AS IS%22%0A * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE%0A * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE%0A * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE%0A * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR%0A * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF%0A * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS%0A * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN%0A * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)%0A * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE%0A * POSSIBILITY OF SUCH DAMAGE.%0A */%0Apackage nom.bdezonia.zorbage.type.storage;%0A%0Aimport nom.bdezonia.zorbage.procedure.Procedure2;%0Aimport nom.bdezonia.zorbage.type.algebra.Algebra;%0A%0A/**%0A * %0A * @author Barry DeZonia%0A *%0A */%0Apublic class FilteredSource%3CT extends IndexedDataSource%3CT,U%3E, U, V extends IndexedDataSource%3CV,W%3E, W%3E%0A%09implements IndexedDataSource%3CV,W%3E%0A%7B%0A%09private final IndexedDataSource%3CT,U%3E source;%0A%09private final Procedure2%3CU,W%3E dProc;%0A%09private final Procedure2%3CW,U%3E sProc;%0A%09private final Algebra%3C?, U%3E sAlg;%0A%09private final Algebra%3C?, W%3E dAlg;%0A%09%0A%09public FilteredSource(IndexedDataSource%3CT,U%3E source, Procedure2%3CW,U%3E sProc, Algebra%3C?,U%3E sAlg, Procedure2%3CU,W%3E dProc, Algebra%3C?,W%3E dAlg) %7B%0A%09%09this.source = source;%0A%09%09this.sProc = sProc;%0A%09%09this.dProc = dProc;%0A%09%09this.sAlg = sAlg;%0A%09%09this.dAlg = dAlg;%0A%09%7D%0A%0A%09@SuppressWarnings(%22unchecked%22)%0A%09@Override%0A%09public V duplicate() %7B%0A%09%09// TODO: this cast might be broken. I am supressing warnings. Must test.%0A%09%09return (V) new FilteredSource%3CT,U,V,W%3E(source, sProc, sAlg, dProc, dAlg);%0A%09%7D%0A%0A%09@Override%0A%09public void set(long index, W value) %7B%0A%09%09U tmp = sAlg.construct();%0A%09%09sProc.call(value, tmp);%0A%09%09source.set(index, tmp);%0A%09%7D%0A%0A%09@Override%0A%09public void get(long index, W value) %7B%0A%09%09U tmp = sAlg.construct();%0A%09%09source.get(index, tmp);%0A%09%09dProc.call(tmp, value);%0A%09%7D%0A%0A%09@Override%0A%09public long size() %7B%0A%09%09return source.size();%0A%09%7D%0A%7D%0A

Make a filtered list capability: type transforming access