StreamStamper.java

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package pro.verron.officestamper.api;
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import org.docx4j.openpackaging.packages.OpcPackage;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.util.function.Function;
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/**
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 * This class implements the functionality of an OfficeStamper meant for dealing with streams of data. It delegates the executing
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 * of the stamp operation to an OfficeStamper instance while providing the necessary mechanisms to work with streams.
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 *
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 * @param <T> The type of the template that can be stamped. This type must extend OpcPackage.
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 * @author Joseph Verron
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 * @version ${version}
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 * @since 1.6.4
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 */
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public class StreamStamper<T extends OpcPackage> {
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    /**
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     * Holds a reference to a function that takes in an InputStream and produces an instance of type T.
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     */
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    private final Function<InputStream, T> loader;
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    /**
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     * Holds a reference to an OfficeStamper used to execute the stamp operation.
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     */
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    private final OfficeStamper<T> stamper;
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    /**
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     * Constructs a new StreamStamper with the provided loader and stamper.
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     *
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     * @param loader  A Function that takes in an InputStream and produces an instance of type T.
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     * @param stamper An OfficeStamper used to execute the stamp operation.
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     */
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    public StreamStamper(
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            Function<InputStream, T> loader,
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            OfficeStamper<T> stamper
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    ) {
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        this.loader = loader;
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        this.stamper = stamper;
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    }
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    /**
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     * Stamps the template present in the given InputStream with the context given
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     * and writes the result to the provided OutputStream.
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     * This method first uses the loader to load the template from the
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     * InputStream into a type T instance,
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     * then uses the stamper
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     * to perform the stamp operation using the template and context,
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     * writing the result out to the OutputStream.
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     *
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     * @param inputStream  template to stamp
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     * @param context      context to use for stamping
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     * @param outputStream output stream to write the result to
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     * @throws OfficeStamperException if the stamping fails for any reason
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     */
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    public void stamp(
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            InputStream inputStream,
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            Object context,
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            OutputStream outputStream
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    ) throws OfficeStamperException {
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        T mlPackage = loader.apply(inputStream);
64 1 1. stamp : removed call to pro/verron/officestamper/api/OfficeStamper::stamp → KILLED
 
        stamper.stamp(mlPackage, context, outputStream);
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    }
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}

Mutations

64

1.1
Location : stamp
Killed by : pro.verron.officestamper.test.ResolutionTest.[engine:junit-jupiter]/[class:pro.verron.officestamper.test.ResolutionTest]/[test-template:testCustomResolution(java.lang.String, boolean, boolean, boolean, boolean, boolean, java.lang.String, boolean, java.lang.String)]/[test-template-invocation:#17] removed call to pro/verron/officestamper/api/OfficeStamper::stamp → KILLED

Active mutators

Tests examined


Report generated by PIT 1.17.0