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ChangelogFilter.java
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ChangelogFilter.java
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package com.michaelflisar.changelog.classes;
import android.os.Parcel;
import android.os.Parcelable;
import com.michaelflisar.changelog.interfaces.IChangelogEntry;
import com.michaelflisar.changelog.interfaces.IChangelogFilter;
import com.michaelflisar.changelog.interfaces.IRecyclerViewItem;
import com.michaelflisar.changelog.internal.ChangelogRecyclerViewAdapter;
import com.michaelflisar.changelog.items.ItemRow;
/**
* Created by flisar on 05.03.2018.
*/
public class ChangelogFilter implements IChangelogFilter {
public enum Mode {
Exact,
Contains,
NotContains
}
private Mode mMode;
private String mStringToCheck;
private boolean mEmptyFiltersAreValid;
private boolean mInheritReleaseFilterToRows;
public ChangelogFilter(Mode mode, String stringToCheck, boolean emptyFiltersAreValid) {
this(mode, stringToCheck, emptyFiltersAreValid, true);
}
public ChangelogFilter(Mode mode, String stringToCheck, boolean emptyFiltersAreValid, boolean inheritReleaseFilterToRows) {
mMode = mode;
mStringToCheck = stringToCheck;
mEmptyFiltersAreValid = emptyFiltersAreValid;
mInheritReleaseFilterToRows = inheritReleaseFilterToRows;
}
@Override
public boolean checkFilter(IRecyclerViewItem item) {
ChangelogRecyclerViewAdapter.Type type = item.getRecyclerViewType();
String filter = item instanceof IChangelogEntry ? ((IChangelogEntry)item).getFilter() : null;
if (filter == null && mInheritReleaseFilterToRows && type == ChangelogRecyclerViewAdapter.Type.Row) {
filter = ((ItemRow) item).getRelease().getFilter();
}
if (filter == null) {
filter = "";
}
if (filter.length() == 0 && mEmptyFiltersAreValid) {
return true;
}
switch (mMode) {
case Exact:
return mStringToCheck.equals(filter);
case Contains:
return filter != null && filter.contains(mStringToCheck);
case NotContains:
return filter == null || !filter.contains(mStringToCheck);
default:
return false;
}
}
// ------------------------
// Parcelable
// ------------------------
ChangelogFilter(Parcel in) {
mMode = Mode.values()[in.readInt()];
mInheritReleaseFilterToRows = in.readByte() != 0;
mEmptyFiltersAreValid = in.readByte() != 0;
mStringToCheck = in.readString();
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeInt(mMode.ordinal());
dest.writeByte((byte) (mInheritReleaseFilterToRows ? 1 : 0));
dest.writeByte((byte) (mEmptyFiltersAreValid ? 1 : 0));
dest.writeString(mStringToCheck);
}
public static final Parcelable.Creator CREATOR = new Parcelable.Creator() {
public ChangelogFilter createFromParcel(Parcel in) {
return new ChangelogFilter(in);
}
public ChangelogFilter[] newArray(int size) {
return new ChangelogFilter[size];
}
};
}