scijava-common/src/main/java/org/scijava/Typed.java at nameservice · scijava/scijava-common · GitHub

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* #%L

* SciJava Common shared library for SciJava software.

* %%

* Redistribution and use in source and binary forms, with or without

* modification, are permitted provided that the following conditions are met:

* 1. Redistributions of source code must retain the above copyright notice,

* this list of conditions and the following disclaimer.

* 2. Redistributions in binary form must reproduce the above copyright notice,

* this list of conditions and the following disclaimer in the documentation

* and/or other materials provided with the distribution.

* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE

* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

* POSSIBILITY OF SUCH DAMAGE.

* #L%

package org.scijava;

/**

* An object with an associated type (i.e., {@link Class}), which can be queried

* at runtime.

* @author Curtis Rueden

public interface Typed<T> {

/**

* Gets whether this object is compatible with the given data object.

* <p>

* By default, this method will return {@code true} iff the data is assignable

* to the associated type given by {@link #getType()}. But individual

* implementations may have other requirements beyond class assignability.

* </p>

default boolean supports(final T data) {

// NB: Even though the compiler will often guarantee that only data

// of type T is provided here, we still need the runtime check

// for cases where the exact type is not known to compiler --

// e.g., if the object was manufactured by reflection.

return getType().isInstance(data);

}

/** Gets the type associated with the object. */

Class<T> getType();

}

scijava-common/src/main/java/org/scijava/Typed.java at nameservice · scijava/scijava-common · GitHub

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