Java PersistenceHelper.isLoaded方法代码示例

import com.haulmont.cuba.core.global.PersistenceHelper; //导入方法依赖的package包/类
/**
 * Calculates the currentPrice value for the {@link Product} instance, considering {@link Product#rebates}
 * @return {@link BigDecimal} value representing the product price after rebates
 */
@MetaProperty
public BigDecimal getCurrentPrice() {
    if (msrp == null)
        return null;

    if (rebates != null && PersistenceHelper.isLoaded(this, "rebates")) {
        final Date now = new Date();
        BigDecimal totalRebate = rebates.stream()
                .filter(e ->
                        (e.rebateStart == null || now.after(e.rebateStart))
                        && (e.rebateEnd == null || now.before(e.rebateEnd))
                        && e.rebate != null
                )
                .map(ProductRebate::getRebate)
                .reduce(BigDecimal.ZERO, BigDecimal::add);
        return msrp.subtract(totalRebate);
    }
    return null;
}
 

import com.haulmont.cuba.core.global.PersistenceHelper; //导入方法依赖的package包/类
@MetaProperty(related = {"defaultTags"})
public String getDefaultTagsList() {
    if (!PersistenceHelper.isLoaded(this, "defaultTags")) {
        return null;
    }

    if (defaultTags != null) {
        StringBuilder stringBuilder = new StringBuilder();
        for (Tag defaultTag : defaultTags) {
            stringBuilder.append(defaultTag.getInstanceName()).append(",");
        }
        return StringUtils.chop(stringBuilder.toString());
    }

    return "";
}
 

import com.haulmont.cuba.core.global.PersistenceHelper; //导入方法依赖的package包/类
@MetaProperty(related = {"requiredTagTypes"})
public String getRequiredTagTypesList() {
    if (!PersistenceHelper.isLoaded(this, "requiredTagTypes")) {
        return null;
    }

    if (requiredTagTypes != null) {
        StringBuilder stringBuilder = new StringBuilder();
        for (TagType requiredTagType : requiredTagTypes) {
            stringBuilder.append(requiredTagType.getInstanceName()).append(",");
        }
        return StringUtils.chop(stringBuilder.toString());
    }

    return "";
}
 

import com.haulmont.cuba.core.global.PersistenceHelper; //导入方法依赖的package包/类
@Override
public String toString() {
    MoreObjects.ToStringHelper builder = MoreObjects.toStringHelper("ScheduledTask")
            .omitNullValues()
            .addValue(id);
    String[] fields = new String[]{"beanName", "methodName", "className", "scriptName", "singleton", "period", "cron", "startDate"};
    for (String field : fields) {
        if (PersistenceHelper.isLoaded(this, field)) {
            Object value = getValue(field);
            if (value instanceof Date) {
                DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
                value = df.format(value);
            }
            builder.add(field, value);
        }
    }
    return builder.toString();
}
 

import com.haulmont.cuba.core.global.PersistenceHelper; //导入方法依赖的package包/类
/**
 * INTERNAL
 */
public void clearPermissionsOnUser(UserSession session) {
    List<User> users = new ArrayList<>();
    users.add(session.getUser());
    if (session.getSubstitutedUser() != null) {
        users.add(session.getSubstitutedUser());
    }
    for (User user : users) {
        if (PersistenceHelper.isDetached(user) && user.getUserRoles() != null) {
            for (UserRole userRole : user.getUserRoles()) {
                Role role = userRole.getRole();
                if (userRole.getRole() != null && PersistenceHelper.isLoaded(role, "permissions")) {
                    userRole.getRole().setPermissions(null);
                }
            }
        }
    }
}
 

import com.haulmont.cuba.core.global.PersistenceHelper; //导入方法依赖的package包/类
/**
 * Aggregates {@link InvoiceDetails#getSubTotal()} values for all invoice lines included in the invoice
 * @return {@link BigDecimal} value representing the invoice subtotal
 */
@MetaProperty
public BigDecimal getSubTotal() {
    if (details != null && PersistenceHelper.isLoaded(this, "details")) {
        return details.stream()
                .map(InvoiceDetails::getSubTotal)
                .filter(e -> e != null)
                .reduce(BigDecimal.ZERO, BigDecimal::add);
    }
    return null;
}
 

import com.haulmont.cuba.core.global.PersistenceHelper; //导入方法依赖的package包/类
@MetaProperty(related = {"user", "date"})
public Overtime getOvertime() {
    if (!PersistenceHelper.isLoaded(this, "user")
            || !PersistenceHelper.isLoaded(this, "date")) {
        return null;
    }

    return new Overtime(getUser(), getDate(), overtimeInHours);
}
 

import com.haulmont.cuba.core.global.PersistenceHelper; //导入方法依赖的package包/类
/**
 * Checks if the property is loaded from DB.
 *
 * @param entity   entity
 * @param property name of the property
 * @return true if loaded
 */
public boolean isLoaded(Object entity, String property) {
    return PersistenceHelper.isLoaded(entity, property);
}